{"id":308,"date":"2026-05-06T07:16:12","date_gmt":"2026-05-06T07:16:12","guid":{"rendered":"https:\/\/automatictransmissionpart.com\/?post_type=product&p=308"},"modified":"2026-05-06T07:16:12","modified_gmt":"2026-05-06T07:16:12","slug":"ep-heavy-duty-truck-trailer-wheel-for-china-south-america-africa-and-southeast-asia","status":"publish","type":"product","link":"https:\/\/automatictransmissionpart.com\/ur\/product\/ep-heavy-duty-truck-trailer-wheel-for-china-south-america-africa-and-southeast-asia\/","title":{"rendered":"\u0686\u06cc\u0646\u060c \u062c\u0646\u0648\u0628\u06cc \u0627\u0645\u0631\u06cc\u06a9\u06c1\u060c \u0627\u0641\u0631\u06cc\u0642\u06c1 \u0627\u0648\u0631 \u062c\u0646\u0648\u0628 \u0645\u0634\u0631\u0642\u06cc \u0627\u06cc\u0634\u06cc\u0627 \u06a9\u06d2 \u0644\u06cc\u06d2 EP-\u06c1\u06cc\u0648\u06cc \u0688\u06cc\u0648\u0679\u06cc \u0679\u0631\u06a9 \u0679\u0631\u06cc\u0644\u0631 \u0648\u06c1\u06cc\u0644"},"content":{"rendered":"
\n

EP-Heavy Duty Truck Trailer Wheel<\/h1>\n

For China, South America, Africa and Southeast Asia \u2014 Engineered for extreme load, long haul, and unforgiving roads<\/p>\n<\/div>\n

\n

1. \u062a\u06a9\u0646\u06cc\u06a9\u06cc \u062a\u0641\u0635\u06cc\u0644\u0627\u062a<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u067e\u0627\u0631\u0679 \u0646\u0645\u0628\u0631<\/th>\n\u0633\u0627\u0626\u0632<\/th>\n\u0628\u0648\u0644\u0679 \u06a9\u06cc \u0645\u0642\u062f\u0627\u0631<\/th>\n\u067e\u06cc \u0633\u06cc \u0688\u06cc (\u0645\u0644\u06cc \u0645\u06cc\u0679\u0631)<\/th>\nBolt Dia (mm)<\/th>\n\u0633\u06cc\u0646\u0679\u0631 \u06c1\u0648\u0644 (\u0645\u0644\u06cc \u0645\u06cc\u0679\u0631)<\/th>\n\u0622\u0641\u0633\u06cc\u0679 (\u0645\u0644\u06cc \u0645\u06cc\u0679\u0631)<\/th>\nVent Hole<\/th>\nMax Load (LBS)<\/th>\n\u067e\u0627\u0626\u0644\u0679<\/th>\n<\/tr>\n<\/thead>\n
JG27SW03<\/td>\n17.5×6.00<\/td>\n5<\/td>\n203.2<\/td>\n32<\/td>\n146<\/td>\n127<\/td>\n5<\/td>\n3750<\/td>\nSTUD<\/td>\n<\/tr>\n
JG27SW04<\/td>\n17.5×6.00<\/td>\n6<\/td>\n205<\/td>\n21<\/td>\n161<\/td>\n127<\/td>\n6<\/td>\n3750<\/td>\n\u062d\u0628<\/td>\n<\/tr>\n
JG27SW01<\/td>\n17.5×6.00<\/td>\n6<\/td>\n222.25<\/td>\n32<\/td>\n164<\/td>\n127<\/td>\n6<\/td>\n3750<\/td>\nSTUD<\/td>\n<\/tr>\n
JG27SW02<\/td>\n17.5×6.00<\/td>\n5<\/td>\n203.2<\/td>\n29<\/td>\n146<\/td>\n127<\/td>\n5<\/td>\n3750<\/td>\nSTUD<\/td>\n<\/tr>\n
JG52SW04<\/td>\n22.5×7.5<\/td>\n10<\/td>\n285.75<\/td>\n26<\/td>\n220<\/td>\n165<\/td>\n10<\/td>\n8000<\/td>\nSTUD<\/td>\n<\/tr>\n
JG52SW08<\/td>\n22.5×7.5<\/td>\n10<\/td>\n285.75<\/td>\n26<\/td>\n220<\/td>\n165<\/td>\n2<\/td>\n8000<\/td>\n\u062d\u0628<\/td>\n<\/tr>\n
JG52SW17 *<\/td>\n22.5×7.5<\/td>\n10<\/td>\n335<\/td>\n26<\/td>\n281<\/td>\n165<\/td>\n10<\/td>\n8000<\/td>\n\u062d\u0628<\/td>\n<\/tr>\n
JG28SW08<\/td>\n22.5×8.25<\/td>\n10<\/td>\n285.75<\/td>\n26<\/td>\n220<\/td>\n168<\/td>\n10<\/td>\n8000<\/td>\n\u062d\u0628<\/td>\n<\/tr>\n
JG28SW37<\/td>\n22.5×8.25<\/td>\n10<\/td>\n285.75<\/td>\n32<\/td>\n222<\/td>\n168<\/td>\n2<\/td>\n8000<\/td>\nSTUD<\/td>\n<\/tr>\n
JG28SW57 *<\/td>\n22.5×8.25<\/td>\n10<\/td>\n335<\/td>\n26<\/td>\n281<\/td>\n171<\/td>\n10<\/td>\n8000<\/td>\n\u062d\u0628<\/td>\n<\/tr>\n
JG28SW01<\/td>\n22.5×8.25<\/td>\n10<\/td>\n285.75<\/td>\n26<\/td>\n221<\/td>\n168<\/td>\n10<\/td>\n8000<\/td>\nSTUD<\/td>\n<\/tr>\n
JG29SW01<\/td>\n22.5×9.00<\/td>\n10<\/td>\n285.75<\/td>\n26<\/td>\n220<\/td>\n178<\/td>\n10<\/td>\n10000<\/td>\n\u062d\u0628<\/td>\n<\/tr>\n
JG29SW38 *<\/td>\n22.5×9.00<\/td>\n10<\/td>\n335<\/td>\n26<\/td>\n281<\/td>\n175<\/td>\n10<\/td>\n10000<\/td>\n\u062d\u0628<\/td>\n<\/tr>\n
JG29SW29<\/td>\n22.5×9.00<\/td>\n10<\/td>\n335<\/td>\n26<\/td>\n281<\/td>\n175<\/td>\n10<\/td>\n10000<\/td>\n\u062d\u0628<\/td>\n<\/tr>\n
JG49SW02<\/td>\n22.5×11.75<\/td>\n10<\/td>\n335<\/td>\n26<\/td>\n281<\/td>\n120<\/td>\n10<\/td>\n9900<\/td>\n\u062d\u0628<\/td>\n<\/tr>\n
JG49SW03<\/td>\n22.5×11.75<\/td>\n10<\/td>\n335<\/td>\n26<\/td>\n281<\/td>\n0<\/td>\n20<\/td>\n9900<\/td>\n\u062d\u0628<\/td>\n<\/tr>\n
JG47SW13<\/td>\n24.5×8.25<\/td>\n10<\/td>\n285.75<\/td>\n26<\/td>\n220<\/td>\n168<\/td>\n2<\/td>\n8000<\/td>\n\u062d\u0628<\/td>\n<\/tr>\n
JG47SW15<\/td>\n24.5×8.25<\/td>\n10<\/td>\n285.75<\/td>\n32<\/td>\n222<\/td>\n168<\/td>\n2<\/td>\n8000<\/td>\nSTUD<\/td>\n<\/tr>\n
JG52SW06<\/td>\n22.5×7.5<\/td>\n10<\/td>\n285.75<\/td>\n32<\/td>\n221<\/td>\n165<\/td>\n10<\/td>\n8000<\/td>\nSTUD<\/td>\n<\/tr>\n
JG28SW09<\/td>\n22.5×8.25<\/td>\n10<\/td>\n285.75<\/td>\n32<\/td>\n221<\/td>\n168<\/td>\n5<\/td>\n8000<\/td>\nSTUD<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

* Brazil Inmetro certified models<\/p>\n<\/div>\n

\"EP-Heavy<\/p>\n<\/div>\n

\n

2. \u067e\u0627\u0646\u0686 \u0627\u06c1\u0645 \u0645\u0635\u0646\u0648\u0639\u0627\u062a \u06a9\u06d2 \u0641\u0648\u0627\u0626\u062f<\/h2>\n
\n
\n

Brazil Inmetro Certified for South American Market Compliance<\/h3>\n

Selected models in this heavy duty truck trailer wheel series carry Brazil Inmetro certification, a mandatory regulatory requirement for commercial wheel products entering Brazilian distribution networks and widely respected across South American freight markets. Colombian customs authorities and fleet compliance officers recognize Inmetro-certified truck trailer wheels as meeting minimum safety thresholds for commercial vehicle axle loads, making procurement and legal compliance considerably more straightforward for fleet operators working across Colombia, Brazil, Peru, and Ecuador simultaneously. This cross-border regulatory alignment reduces procurement friction for importers and distributors throughout the Andean region and is a key differentiator when competing for fleet supply contracts where technical compliance documentation is required at the point of customs clearance.<\/p>\n<\/div>\n

\n

High Load Capacity Across All Configurations<\/h3>\n

With maximum load ratings reaching 8,000 LBS for the 22.5×7.5 and 22.5×8.25 sizes, and up to 10,000 LBS for the 22.5×9.00 configuration, this truck trailer wheel series is built for the heaviest legitimate axle loads permitted on Colombian and South American road networks. The structural engineering behind these load ratings accounts for dynamic load amplification during braking, cornering, and surface irregularity events, conditions that create wheel stress peaks significantly above static load figures. This means that even under real-world heavy haul conditions, the margin of structural reserve remains wide enough to prevent fatigue cracking over extended service life, reducing the truck trailer wheel replacement frequency that undermines fleet cost management in high-utilization operations.<\/p>\n<\/div>\n

\n

Precision 10-Bolt Configuration for Reliable Hub Interface<\/h3>\n

The 10-bolt configuration used across the majority of this truck trailer wheel series distributes clamping force evenly around the mounting flange, reducing stress concentration at individual stud positions during high-torque braking events. Proper truck trailer wheel nut torque values, typically 450-500 Nm for commercial wheel applications, are achievable with this bolt pattern without risk of stud elongation or flange distortion. The HUB and STUD piloting options available within the range allow fleet technicians to select the mounting method appropriate for their vehicle hub design, ensuring proper centering and eliminating the lateral runout problems that arise from incorrect pilot selection in mixed fleets operating across South America and Southeast Asia.<\/p>\n<\/div>\n

\n

Multi-Market Dimensional Compatibility<\/h3>\n

The EP-Heavy Duty Truck Trailer Wheel range spans two distinct bolt circle groups, the 285.75mm PCD cluster widely used across South American and Southeast Asian truck platforms, and the 335mm PCD cluster common on certain heavy haul and tanker configurations, allowing fleet procurement managers to source from a single supplier across diverse truck makes and models. This is particularly valuable for Colombian logistics operators running mixed fleets of Japanese-origin and locally-assembled commercial vehicles, where different hub designs historically forced multiple supplier relationships for heavy duty truck trailer wheel needs and created inventory complexity that this consolidated range resolves.<\/p>\n<\/div>\n

\n

Optimized Ventilation for Tropical Climate Operation<\/h3>\n

Vent hole counts ranging from 2 to 20 across the series give fleet engineers the flexibility to specify appropriate brake cooling for their operating environment. In hot, humid tropical conditions common across Colombia coastal lowlands and the Caribbean region, sustained heavy braking generates significant thermal load on wheel barrels and brake drums. Models with higher vent hole counts, including configurations with 10 or 20 vent holes, provide meaningfully improved airflow through the wheel assembly, reducing brake fade risk on sustained mountain descents and in dense urban traffic where stop-and-go cycles keep brake temperatures elevated throughout the working day on high-demand truck wheel routes.<\/p>\n<\/div>\n<\/div>\n

3. Working Principle<\/h2>\n

A heavy duty truck trailer wheel functions as the critical mechanical interface between the vehicle axle system and its tires, transferring all traction, braking, and lateral forces through this single structural component during every kilometer of operation. When a loaded semi-trailer is in motion, the truck trailer wheel hub assembly revolves around the axle spindle on precision roller bearings, and the wheel disc acts as a structural spoke system transferring the concentrated loads at the hub bolt circle outward to the rim where the tire bead seat distributes load into the tire carcass. Under loaded conditions typical of Colombian freight, where gross vehicle weights can reach 48 tons on permitted articulated combinations, each individual truck wheel may carry dynamic forces well above its static load rating during pothole impact events. The disc geometry, spoke angle, and rim drop center profile are all engineered to keep peak stresses within the fatigue limit of the material, preventing the slow crack initiation that leads to sudden wheel failure after extended service on rough terrain.<\/p>\n

The piloting system, HUB or STUD as listed in the specification table, determines how the wheel centers itself on the axle hub face. Hub-piloted mounting, increasingly common on commercial truck axles in South American markets, uses the large-diameter center bore to register the wheel concentrically to the hub before the wheel nuts are tightened. This self-centering action eliminates the lateral runout issues that develop over time with stud-piloted wheels when nuts are not tightened to equal torque or when stud threads show wear. Correct truck trailer wheel nut torque procedure, typically performed in a star pattern at approximately 450-500 Nm with a calibrated torque wrench, is essential for both mounting systems to maintain proper clamping load distribution. Undertorquing allows micro-movement between the truck trailer wheel and axle hub flange under braking, generating fretting corrosion and fatigue damage at the mounting face. Overtorquing risks stud necking or nut thread stripping. Proper maintenance schedules for truck wheel nut torque re-checks after the first 50-100 kilometers of service following any wheel change are strongly recommended for all heavy duty applications in Colombian and South American freight environments.<\/p>\n

4. \u0645\u0648\u0627\u062f \u06a9\u06cc \u0633\u0627\u062e\u062a<\/h2>\n

The EP-Heavy Duty Truck Trailer Wheel is constructed from high-strength low-alloy steel, specifically selected grades that combine yield strengths in the 440-590 MPa range with sufficient elongation to absorb impact energy without fracturing under sudden load events. The steel plate used for the wheel disc undergoes controlled rolling processes that align the grain structure to maximize through-thickness strength, a critical property for resisting the shear stress vectors generated at bolt hole locations during braking and cornering. Rim components are formed through hot and cold rolling sequences that work-harden the material, increasing rim flange strength at the bead seat area where tire inflation pressure and cornering loads create sustained hoop stresses throughout service life. The wheel disc and rim are joined through a controlled weld process with penetration and fusion parameters validated by metallographic examination, ensuring a structural bond that matches the parent material strength rather than becoming the weak point in the heavy duty truck trailer wheel assembly under load.<\/p>\n

Surface protection against the corrosive environments encountered on Colombian coastal highways and in the humid lowland freight corridors of South America is addressed through a comprehensive finishing system applied after welding and final machining. The steel substrate is chemically cleaned and phosphated to remove mill scale and create a micro-crystalline conversion layer that significantly improves coating adhesion. Multiple layers of primer and topcoat are applied in a controlled spray environment, with thickness monitored using electromagnetic gauges to ensure complete coverage on hub face surfaces that accumulate moisture in service. The final paint system is available in standard silver truck wheel and black truck wheel finishes, meeting salt spray resistance requirements of not less than 500 hours per ISO 9227 test methodology, adequate for coastal and tropical Colombian operating conditions. The machined hub face contact surface should be cleaned to bare metal before installation to ensure proper metal-to-metal contact for clamping load retention across the truck trailer wheel service life.<\/p>\n

5. \u062f\u0631\u062e\u0648\u0627\u0633\u062a \u06a9\u06d2 \u0645\u0646\u0638\u0631\u0646\u0627\u0645\u06d2\u06d4<\/h2>\n
\n
\n

Long-Haul Tractor-Trailer Freight<\/h3>\n

The 22.5×8.25 and 22.5×9.00 configurations are the core product for inter-city tractor-trailer operations in Colombia, including the Bogota-Buenaventura, Bogota-Barranquilla, and Cali-Medellin freight corridors. These heavy duty truck trailer wheels handle sustained highway speeds, loaded axle weights, and extended braking demands on Andean mountain descents without requiring premature truck trailer wheel replacement.<\/p>\n<\/div>\n

\n

Tank and Bulk Trailer Operations<\/h3>\n

Liquid cargo tankers and bulk commodity trailers operating in South America petroleum, chemical, and agricultural sectors benefit from the higher-capacity 22.5×9.00 and 22.5×11.75 truck trailer wheel options. These deliver the load ratings necessary for maximum gross vehicle weights while maintaining the dimensional compatibility required by tanker trailer axle designs across diverse regional freight networks.<\/p>\n<\/div>\n

\n

Urban Distribution Trucks<\/h3>\n

Medium-duty distribution vehicles serving Colombian cities use the 17.5×6.00 size range, which provides the combination of maneuverability and load capacity needed for urban delivery cycles. The lower-offset configurations in this size class are particularly suited to narrow-track urban truck platforms common in Colombian city delivery fleet applications where space is constrained.<\/p>\n<\/div>\n

\n

Construction and Mining Haulage<\/h3>\n

Off-highway and mixed-duty dump truck applications in Colombia mining and infrastructure sectors demand real truck wheels resistant to side load from soft terrain. The robust disc geometry and higher-strength material grades in the 24.5×8.25 configuration provide the structural resilience needed on unpaved haul roads where loaded axle weights combine with rough surface impacts.<\/p>\n<\/div>\n

\n

Refrigerated Cargo Transport<\/h3>\n

Cold chain logistics operations running temperature-controlled trailers across South America perishables supply chains require heavy duty truck trailer wheels that perform reliably across the full temperature range from tropical coastal areas to refrigerated cargo environments. The alloy steel construction provides consistent mechanical properties regardless of ambient temperature variation during transit across diverse Colombian geography.<\/p>\n<\/div>\n

\n

Flatbed and Lowboy Trailer Applications<\/h3>\n

Heavy equipment transport and oversized load operations use flatbed and lowboy trailers with specialized axle requirements. The zero-offset 22.5×11.75 truck trailer wheel configuration (JG49SW03) addresses wide-base single tire applications where rim width and offset geometry must position the tire contact patch correctly for multi-axle load distribution on these specialized trailer types across South American roads.<\/p>\n<\/div>\n<\/div>\n

\"EP-Heavy<\/div>\n

6. Regulatory Compliance and Market Standards<\/h2>\n

The heavy duty truck trailer wheel market is governed by increasingly specific regulatory frameworks across the target markets of this product series. In Colombia, the Ministry of Transport enforces vehicle safety standards through Resolucion 4100, which establishes maximum permitted axle loads and minimum safety requirements for commercial vehicle components including wheels and tires. Fleet operators importing truck trailer wheels into Colombia must ensure their products meet the material and structural benchmarks referenced in this resolution, and that documentation demonstrating compliance is available for vehicle technical inspection (revision tecnico-mecanica). Brazil Inmetro certification, carried by several models in this series marked with an asterisk in the specification table, represents the most comprehensive third-party conformity assessment available for commercial truck wheels in South American markets. Select models with Inmetro certification offer Colombian importers and distributors a straightforward documentary compliance pathway recognized across South American customs and transport authorities as meeting or exceeding domestic requirements.<\/p>\n

Beyond South America, the truck trailer wheel markets addressed by this product range include African national road networks and Southeast Asian transport corridors where vehicle safety regulations are evolving in line with UN Economic Commission for Europe (UNECE) frameworks. Indonesia, Vietnam, Thailand, and the Philippines have all adopted or are in the process of adopting UNECE provisions relating to commercial vehicle wheels. South Africa National Road Traffic Act and associated SANS standards for commercial vehicle components provide a regional benchmark for Sub-Saharan African market compliance. Suppliers and distributors in these regions are encouraged to consult local regulatory authorities regarding applicable truck trailer wheel approval requirements for their specific vehicle category and gross vehicle weight, as requirements vary between vehicle types and operational categories within each national framework. The combination of JWL structural testing, Inmetro certification on qualifying models, and ISO 9001:2015 quality management compliance provides a robust certification portfolio supporting market access across these diverse regulatory environments throughout Africa and Southeast Asia.<\/p>\n

7. \u06c1\u0645\u0627\u0631\u06d2 \u0628\u0627\u0631\u06d2 \u0645\u06cc\u06ba<\/h2>\n

We are a specialized manufacturer of commercial vehicle wheels with dedicated production lines for heavy duty truck trailer wheel, passenger car wheel, and agricultural wheel categories. Our manufacturing base operates production capacity backed by international-standard roll-forming and disc-forming equipment, with inline 100% inspection protocols covering runout measurement, dynamic balancing, weld penetration verification, and dimensional conformance on every truck wheel unit shipped. The production process is managed under ISO\/TS 16949 quality management system requirements, ensuring engineering controls, calibration records, and non-conformance management processes meet the expectations of global automotive supply chain customers. Our testing center conducts biaxial wheel fatigue testing, 13-degree impact testing, and cornering fatigue testing on representative samples from each production batch.<\/p>\n

\u0648\u0631\u06a9 \u0634\u0627\u067e<\/h3>\n
\n
\"Truck
\n\"Heavy
\n\"Wheel
\n\"Quality<\/div>\n<\/div>\n

7. Related Products<\/h2>\n

We also manufacture the complementary components that complete the truck axle assembly, offering a one-stop supply advantage that reduces procurement lead times and ensures dimensional compatibility across your wheel end assembly. Our full product portfolio emphasizes system compatibility from the truck trailer wheel hub out through every load-bearing interface.<\/p>\n

\n
\n

\u0648\u06c1\u06cc\u0644 \u062d\u0628\u0633<\/h3>\n

\"\u0622\u0679\u0648\u0645\u06cc\u0679\u06a9<\/p>\n<\/div>\n

\n

\u0679\u0631\u06cc\u0644\u0631 \u0627\u06cc\u06a9\u0633\u0644<\/h3>\n

\"\u0622\u0679\u0648\u0645\u06cc\u0679\u06a9<\/p>\n<\/div>\n<\/div>\n

\u0627\u06a9\u062b\u0631 \u067e\u0648\u0686\u06be\u06d2 \u06af\u0626\u06d2 \u0633\u0648\u0627\u0644\u0627\u062a<\/h2>\n
\n
\nQ1. What is the correct truck trailer wheel nut torque for the 22.5×8.25 size used on Colombian freight routes?<\/summary>\n

For the 22.5×8.25 heavy duty truck trailer wheel with 10-bolt configuration, the recommended initial torque is 475-520 Nm using a calibrated torque wrench in a star pattern sequence. A re-torque check should be performed after the first 50-100 km of loaded operation to account for any settling at the hub face contact zone. Consult your axle manufacturer specification, as some original equipment axles specify slightly different values for hub-piloted versus stud-piloted mounting configurations in South American market applications.<\/p>\n<\/details>\n

\nQ2. Which truck trailer wheel hub size best fits Colombian commercial truck axle designs currently in service?<\/summary>\n

The truck trailer wheel hub diameter most prevalent across Colombian commercial truck fleets running Japanese and Korean origin tractor-trailers is 220mm center bore with 285.75mm PCD bolt circle. European-origin vehicle platforms more commonly use 281mm center bore with 335mm PCD. Before ordering, verify the center bore and PCD of your current wheels physically using a caliper, as fleet mixes often include both configurations in the same operation, and ordering the wrong specification is the most common cause of fitment issues on heavy duty truck trailer wheel replacements.<\/p>\n<\/details>\n

\nQ3. How does the 22.5×9.00 heavy duty truck trailer wheel perform compared to the 22.5×8.25 on loaded tankers in South America?<\/summary>\n

The 22.5×9.00 truck trailer wheel provides a wider rim width that allows mounting of broader tire profiles, distributing the same load over a larger footprint. This benefits loaded tanker and bulk carrier applications by reducing tire sidewall deflection, improving heat management, and extending tire service life. The 10,000 LBS load rating of the 22.5×9.00 series compared to 8,000 LBS for most 22.5×8.25 models provides additional structural margin for maximum gross vehicle weight operations on South American heavy haul permits across Colombia and surrounding countries.<\/p>\n<\/details>\n

\nQ4. Where can I check truck wheel alignment near me for my commercial freight fleet operating in Colombia?<\/summary>\n

Commercial truck wheel alignment services capable of handling tractor-trailer combinations are available at authorized service centers in all major Colombian cities. Following any truck trailer wheel replacement, steer axle alignment verification is strongly recommended to prevent accelerated and uneven tire wear. For fleets operating across the Andean region where road surface irregularities are frequent, a quarterly truck wheel alignment check is a cost-effective practice that pays back through extended tire life and reduced fuel consumption from reduced rolling resistance caused by toe misalignment at the steer axle truck wheel positions.<\/p>\n<\/details>\n

\nQ5. What are the key differences between STUD and HUB piloted truck trailer wheel mounting for commercial fleets?<\/summary>\n

STUD-piloted mounting uses conical or ball-seat wheel nuts to draw the truck trailer wheel concentrically to the hub as the nuts are tightened. HUB-piloted mounting uses a large-diameter precision bore to register the wheel to the hub before any fastener engagement, and flat-face flange nuts apply clamping force without centering function. HUB piloting provides more consistent centering accuracy and more uniform clamping load distribution, which is why it is specified in growing proportions of new commercial truck axle designs across South American markets. Fleet operators should not mix the two systems on the same axle without engineering assessment to avoid imbalance and fitment issues.<\/p>\n<\/details>\n<\/div>\n<\/div>\n

\u0627\u06cc\u0688\u06cc\u0679\u0631: PXY<\/p>","protected":false},"excerpt":{"rendered":"

The EP-Heavy Duty Truck Trailer Wheel covering wheel sizes from 17.5×6.00 to 24.5×8.25 with 10-bolt configurations and load ratings reaching 10,000 LBS per wheel, this product line addresses the practical requirements of regional trucking industries that prioritize uptime, safety, and structural durability in equal measure. Whether you operate tractor-trailer combinations on inter-city highways in Colombia or long-haul freight fleets moving goods across African or Southeast Asian logistics networks, these truck trailer wheels offer a technical backbone that supports both steer axle and drive axle wheel positions with equal confidence. <\/p>\n

This heavy duty truck trailer wheel range features bolt circle diameters of 203.2mm, 222.25mm, 285.75mm, and 335mm across the series, with center hole diameters ranging from 146mm to 281mm. Offset values between 127mm and 178mm are carefully engineered to maintain proper track width and steering geometry for different axle configurations. The vent hole count varies from 2 to 20, allowing heat dissipation options adapted to your braking system intensity and regional temperature conditions. <\/p>","protected":false},"featured_media":309,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[26],"product_tag":[],"class_list":{"0":"post-308","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-truck-trailer-wheel","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/automatictransmissionpart.com\/ur\/wp-json\/wp\/v2\/product\/308","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/automatictransmissionpart.com\/ur\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/automatictransmissionpart.com\/ur\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/automatictransmissionpart.com\/ur\/wp-json\/wp\/v2\/media\/309"}],"wp:attachment":[{"href":"https:\/\/automatictransmissionpart.com\/ur\/wp-json\/wp\/v2\/media?parent=308"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/automatictransmissionpart.com\/ur\/wp-json\/wp\/v2\/product_brand?post=308"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/automatictransmissionpart.com\/ur\/wp-json\/wp\/v2\/product_cat?post=308"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/automatictransmissionpart.com\/ur\/wp-json\/wp\/v2\/product_tag?post=308"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}