F81.351146113 Wheel Reducer Housing Assembly

• This HD90149320154 gear fits Fast gearboxes equipped on Sinotruk Howo trucks, works well for tractors and dump trucks.

• It transfers torque inside gearbox during gear shift, supporting steady power output under heavy haul and uphill driving.

• Made fully to original size, tooth shape and inner spline, direct swap installation without any cutting or adjusting. Share your gearbox model number if you need us to check compatibility quickly.

• Integrally cast high-strength steel with uniform wall thickness, strong anti-impact performance to avoid crack on mining rough roads.
• Precision turning on flange and inner bore ensures tight fitting to prevent oil leakage after assembly.
• Stress relief treatment stops long-term heavy-load deformation, keeping stable clearance for internal gear operation.

• Raw castings go through flaw detection first; blanks with pores are scrapped before machining.
• Finished parts get full check on flatness, hole size and thread quality; defective threads are rejected strictly.
• Laser marked part number and batch code support full production traceability for after-sales guarantee.

• t lasts far longer than thin cheap cast housings under regular load and maintenance.
• It prevents costly full wheel-end overhaul caused by cracked housing and damaged internal gears, cutting fleet breakdown and repair costs.
• Constant stock enables same-day shipment after payment; bulk orders fully delivered within 7–10 working days. Single sample order is allowed for quality inspection, sample fee can be deducted from subsequent bulk orders.

• Used on Howo tractors and dump trucks for long haul logistics, mining and construction work. Repair shops and fleets keep this spare part in stock, we have steady repeat export orders to Africa and Central Asia.

Q1:Can it fit my Howo truck axle?
A1:It fits standard wheel reduction axles, send axle serial number for exact matching.
Q2:Prone to crack or oil leak on bumpy heavy loads?
A2:Thick cast steel and flaw inspection stop crack and leakage under normal operation.
Q3:Must I replace all wheel end parts together?
A3: Only replace housing if gears and bearings remain intact.
Q4: Can I order one sample first to check workmanship?
A4: Yes, single sample delivery is available for physical quality check before bulk purchase.

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