The Samsonas Motorsport E30 M3 Dogbox Gearkit is designed to fit into the original E30 Getrag 265 Housing. This gearkit features a new surface and profile big teeth, as well as a clutch shaft made from special driveshaft steel.
With straight cut gears, racers will notice minimum rolling resistance. Each Samsonas gearbox features super finished, shot-peened gears and internals for optimal quality, and all selectors, shifting fingers, protections, forks, and rods are made from billet steel for maximum reliability.
These gearboxes are suitable for:
- Rally
- Endurance Racing
- Time Attack
- Rallycross
- Circuit
- Hill Climb
5-Speed Group A Touring Gearkit Ratios
I 2,336 36/16
II 1,682 34/21
III 1,358 34/26
IV 1,149 31/28
V 1,000 -
C 1,038 27/26
6-Speed Group A Rally Gearkit Ratios
I 2,449 32/15
II 1,913 30/18
III 1,579 33/24
IV 1,332 29/25
V 1,148 24/24
VI 1,000 -
R 2,448 32/15
C 1,148 31/27
6-Speed Non-Homologated Ratios
I 2,615
II 1,938
III 1,563
IV 1,316
V 1,136
VI 1,000