This is the Arrma ARA310980 EXB Main Diff Gear 43T Spiral 29mm Diff Case GP4 5mm

OVERVIEW:
This high-quality 43T Spiral Main Diff Gear is the perfect part to carry in your RC tool box.

FEATURES:
Machined from tough steel for long-lasting durability and consistent performance - Spiral-cut, wide tooth profile increases torque handling capabilities - Precision manufactured gear teeth for smooth operation in extreme RC conditions - GP4 configuration to be used with GP4 Main Input Gear - Fits on 29mm Diff Case

INCLUDES:
1 x Main Diff Gear 43T Spiral GP4 5mm

REQUIRES:
To be used with ARA310979 - MAIN INPUT GEAR 10T SPIRAL CUT GP4 5mm. Requires 29mm diff case (ARA310983 or ARA311061)