BMW ZF S5D 5spd dogbox gearset. GearMotive BMW ZF S5D dogbox gearset for racing purposes. BMW ZF S5D dogbox gearset fits to M3, 325 and several other car models. The gearset has a handful of special features built-in. Shifter mechanisms are completely rebuilt, to make them robust and rigid. The original aluminium manufactured forks are tend to break in dogbox transmission. All the parts have been designed for top performance. ZF gearbox can be fitted for other car and engine models with adapters or by bell housing modifications. There is wide range of aftermarket adapter kits available. Ask for more! For over 500hp cars like turbocharged BMW M3, we offer heavy-duty HD model transmission shafts for addition price. The HD model gearset setup has been driven up to 1100hp car in drag racing and up to 1000Nm car in drifting. We offer IRP custom manufactured shifter, which is custom built to work together with our gearkit. Features: - 5 Speed Dogbox gearset - Re-designed stronger shifter mechanism - Patent pending design to improve power handling capabilities - Extremely strong gears - Dogleg shift pattern - Fits to ZF stock housings: ZF S5D-260/280/310 and 320Z - Fitments done to several engines, JZ, UZ, LS/LM V8, MB V8, Nascar V8, M50, M60... Ratios available: - Long 1st gear, smaller drop between gears (Rally, Track): Ratios: 2.23, 1.71, 1.38, 1.16, 1.00 - “Longish” 1st gear, bigger drop between gears (Drift, Rallycross, Drag, Street): Ratios: 2,73, 1,83, 1,42, 1,16, 1,00 Please, contact us by email info (a_t) gearmotive.com or visit our website https://gearmotive.com Customer references: https://www.facebook.com/gearmotive/posts/3429067217317559 - Rally customer https://youtu.be/_qtmX0QG-xo - Kalle Rovanperä - Drifting https://www.facebook.com/gearmotive/posts/3420403948183886 - Drag Racing customer