Gear Set Service
The CCC PARTS TDAA406741529 Gear Set Service (cross-ref Meritor A40674-1-529 / A406741529) provides a matched ring gear and pinion for rear differential rebuilds. Manufactured to OEM tooth geometry and heat-treat standards, it helps re-establish proper contact pattern, limiting vibration, heat, and early wear after overhaul. This 5.29 ratio set is commonly specified for Meritor SSHD/SHR R155 axle applications in heavy-duty trucks. Available through Wofford Truck Parts.
$851.16
Specifications
For demanding driveline repairs, TDAA406741529 from CCC PARTS is an OEM-equivalent Meritor differential service gear set referenced as A40674-1-529. The kit includes a precision-matched ring and pinion delivering a 5.29 ratio (37-7 tooth set), designed to restore factory gearing in Meritor SSHD/SHR R155 drive axles. Accurate tooth profiles support quiet running and proper load carry when backlash and pattern are set to spec. Built for heavy highway and vocational service, and sold by Wofford Truck Parts for dependable fleet support.
Weight
68
Compatibility
Trucks equipped with Meritor SSHD or SHR R155 drive axles using a 5.29 ring & pinion ratio.
Alternative Part Numbers
ER77630
A35136-12R
A40674-1R
