Primal RC Monster Truck Heavy Duty V4 Spiral Cut Complete Differential

Part number: PRRMT109-V4
Direct replacement for all V3 Monster Trucks and V2 trucks with spiral cut gears
V4 Differential has upgraded 12mm thick out-drives and larger ring gear screws
Now filled with thicker 100,000 CST Oil for better off road traction.
New V4 billet aluminum differential case with new larger inner diameter out-drive bearings
Will fit V1 trucks (serial number 1-92) if you change the pinion gear also to part number PRRMT085
A must have for V1-V3 Trucks with brush-less conversions or Taylor RC engines!