ARRMA 21T Mod1 Safe-D5 RC Pinion Gear - ARA310968 Zero Offset making it a straightforward drivetrain

making it a straightforward drivetrain component for maintaining or retuning gear ratio on supported Traxxas vehicles

thrust washers

Compatible with XRT builds running part numbers 78086-4 and 78097-4

and receiver to get running

Tamiya part number TAM54058 for straightforward identification when ordering

ARRMA 21T Mod1 Safe-D5 RC Pinion Gear - ARA310968 Zero Offset making it a straightforward drivetrainThe ARRMA ARA310968 is a 21 tooth Mod1 pinion gear with a Safe D5 bore, designed as a direct fit spare or replacement gear for a wide range of ARRMA brushless electric vehicles. The Safe D5 interface uses a flat sided 5mm bore that locks positively onto compatible ARRMA motor shafts, eliminating slippage without the need for a grub screw on the shaft flat alone. If you're rebuilding the drivetrain on an ARRMA Kraton, Notorious, Talion, Typhon, or