Drivetrain Components

3mm Ø 35mm steel hinge pin for the GFR-1472 rear adjustable arm. 

Replacement black anodized aluminum rear hub link mounts for the 2026 Assault

V2 Long inner arm with the wide V2 outer arm, must be used with QS-4118 or QS-4117 3mm diameter hinge pin. 

Replacement molded rear hub pair for the 26 Assault

Metric aluminum 0/3 toe blocks. Dot goes towards back of car

Complete molded rear hub kit for the 26 Assault

Pair of V2 outer adjustable rear arms. Stock replacement for all 2026 dirt oval cars. 

Black anodized aluminum rear camber link mount. Stock replacement for the 2026 Assault and 2026 Assailant. Will work as a replacement for the GFR-1288M Rear Camber Link Mount. 

Complete transmission kit for the 2025 Layback (no offset) transmission case. Includes a molded 39T idler gear, steel topshaft, and an aluminum slipper eliminator. Your choice of ball diff or gear diff. Designed for dirt oval application.    25...

Black aluminum case and comes with two 0mm molded inserts and two 1mm molded inserts. Uses 39T idler gear. For dirt oval application only. Uses GFR-2100 motor plate.  Replacement for the 2021 transmission case.

Carbon fiber motor plate for the GFR-2095 25 Layback transmission case. Allows for use with or without the GFR-2105 Layback Dust Cover

Set of four molded inserts for the +8 transmission case. Comes with two 0mm inserts, and two 1mm inserts

Molded 39T Idler Gear

Metric tail tank mount for the 24 Assault and 24 Assault HB

Ball Diff 52T Diff Gear

Set of 14 replacement carbide diff balls for the GFR-2070 Ball Diff