The main function of the limited slip differential is balancing the driving power between the wheels at the rear axle
To allow for further tuning we have released a brand new 70mm/2
The calculated ratio between the inner and outer cooling surface generates a maximum heat transfer and allows at the same time enough air flow for the surrounding components (for example the engine water cooler) for its own heat exchange
Optimised weight for smooth gear-changes
Giving much improved sensory experience
Billet Aluminium Rear Trailing Arms - BMW E9x/E8x Including M3/1M X6M (F86) The main function of theThese billet aluminum rear trailing arms fit all BMW E82, E81, E87, E88, E90, E91, E92, and E93 cars including the M models. They are precision CNC machined from 6061 T6 billet aluminum. These trailing arms replace the flimsy stamped steel oem part, stiffen the rear suspension, and improve the vehicle's handling. Replaces OEM part number 33322406291 Lifetime warranty