The Hot Racing Axial SCX24 Brass Diff Cover for SCX24 Worm gear Axles adds 9 grams of weight to the axle in a low and centralized location to lower the vehicle's center of gravity, increase its stability, and make it an overall more capable crawler.

34-tooth pinion gear (32-pitch) fits 5 mm motor shafts and includes set screw. Traxxas pinion gears let you fine-tune the performance of your Traxxas model. Changing gear ratios can help balance acceleration and top speed for different running conditions.

Arrma 4S BLX Rear Hubs (2) AR330522

Fits: 1/8 MOJAVE 4X4 4S BLX DESERT TRUCK , 1/10 OUTCAST 4X4 4S V2 BLX STUNT TRUCK, 1/10 KRATON 4X4 4S V2 BLX SPEED MONSTER TRUCK

ARAC3851 ARRMA Composite Pivot Ball: 4x4 BLX 4S (AR330518) Fits: 1/8 MOJAVE 4X4 4S BLX DESERT TRUCK , 1/10 OUTCAST 4X4 4S V2 BLX STUNT TRUCK, 1/10 KRATON 4X4 4S V2 BLX SPEED MONSTER TRUCK

ARA330795 ARRMA Shock Shaft 4x72mm (2) Fits: 1/8 MOJAVE 4X4 4S BLX DESERT TRUCK

ARA330791 ARRMA Rod End Set

Fits: 1/8 MOJAVE 4X4 4S BLX DESERT TRUCK

ARA311167 ARRMA 57T Metal Center Diff Spur Gear, 0.8 MOD

ARRMA Rear Suspension Arms (2)

This is the 4-Cell Dry receiver battery box with Futaba J connector.