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Cross-Reference
Product Range

Heavy-Duty Drivetrain Gears

Precision-forged and ground to OEM form, fit and function — differential gears, crown wheel & pinion sets, planetary ring gears, transmission gears and forged chassis parts.

Product Range

Six core drivetrain families

Precision-forged and ground to OEM form, fit and function — from differential gears to wheel-side ring gears.

Differential case assembly

差速器壳总成

Differential Case Assembly

Inter-wheel & inter-axle differential cases, splined & bolt-ready, for heavy-truck drive axles.

Differential gears

精锻差速器齿轮

Precision-Forged Differential Gears

Spider & side gears — MAN, Mercedes, Steyr, 440/469 series. Net-shape precision forged.

Planetary wheel-side ring gear

行星轮边齿圈

Planetary / Wheel-Side Ring Gears

Large-diameter thin-wall internal ring gears — surging with EV e-axle wheel-side reduction.

Transmission gears

重卡变速箱齿轮

Heavy-Truck Transmission Gears

Main-shaft, counter-shaft, retarder & planetary-carrier gears for commercial gearboxes.

Crown wheel and pinion

主从锥齿轮

Crown Wheel & Pinion

Spiral-bevel crown-wheel & pinion sets, lapped in matched pairs for drive axles.

Precision forged chassis parts

精密铸锻件

Precision Forged & Cast Parts

Axle & chassis forgings — torque-rod brackets, spring seats, flanges, balance shafts.