R 1100 S:

A top class flat-twin boxer machine.

The BMW R 1100 S is the sportiest of all the serial BMW street motorcycles. Large displacement, with the appealing 4 stroke sound, athletic and yet light to handle. The start line will include a street racer model with the characteristics of the serial bike, as follows:

- 1,085 cm3
- 2-cylinder 4-stroke flat twin boxer engine
- 98 HP at 7,500/min
- Shaft drive
- Telelever at front, Paralever at rear
- Tank capacity 18 l
- 800 mm seat height
- Empty dry weight 208 kg

The BMW Motorrad International BoxerCup 2001 rules allows participation with a BMW R 1100 S built between 1998/1999 and 2001/2002. The only motorsports-based changes performed to the normal bike are:

- All mirrors and glass parts are either replaced by carbon components or dropped.
- Important screws are secured with wire.
- The exhaust system is exchanged for a racing system.
- The regular optional extra sports package is used.

With the exception of the stated racing kit, only original components may be used.