This comprehensive service repair manual provides a detailed guide for the BMW R1150GS motorcycle, encompassing all aspects of maintenance, repair, and rebuild. With detailed illustrations, part diagrams, and torque specifications, this manual equips you with the necessary information for thorough understanding of your motorcycle's mechanics. It covers everything from routine maintenance procedures to complete engine teardown and rebuild, offering step-by-step instructions to ensure accurate and efficient repairs. Troubleshooting sections assist in diagnosing and resolving common issues, while detailed illustrations make complex procedures easy to follow. This manual is your ultimate resource for maintaining and restoring your BMW R1150GS to its peak performance.

The BMW R1150GS is a dual-sport motorcycle that was produced by BMW Motorrad from 1999 to 2004. It was a successor to the R1100GS and a predecessor to the R1200GS. The R1150GS was known for its rugged construction, off-road capabilities, and comfortable riding position. It was powered by a 1,130 cc (69 cu in) air-cooled, horizontally opposed (boxer) twin-cylinder engine that was rated at 90 hp (67 kW) at 6,250 rpm and 85 N⋅m (63 lb⋅ft) of torque at 4,750 rpm. The engine was mated to a five-speed transmission and a shaft drive.

The R1150GS featured a telescopic fork with 190 mm (7.5 in) of travel in the front and a single-sided swingarm with a Paralever system and 180 mm (7.1 in) of travel in the rear. The suspension was adjustable for preload and rebound damping, and the bike also included a 21-inch front wheel and a 17-inch rear wheel. The R1150GS was equipped with a 265 mm (10.4 in) single disc brake in the front and a 265 mm (10.4 in) single disc brake in the rear. The ABS was optional. The R1150GS was praised for its handling, comfort, and reliability. It was a popular choice for adventure touring and off-road riding.