BMW R1150RT

Definition
The BMW R1150RT is a sport-touring motorcycle produced by the German manufacturer BMW Motorrad. It belongs to the R series of BMW's boxer‑engine motorcycles and was manufactured from 2001 until 2005, when it was succeeded by the R1200RT.

Overview
Introduced as an evolution of the R1100RT, the R1150RT combined long‑distance comfort with sportier performance. It featured a larger displacement engine, updated electronics, and a more aerodynamic fairing. The model targeted riders seeking a blend of touring capability, on‑road stability, and the characteristic handling of BMW's flat‑twin boxer configuration. During its production run, the R1150RT was offered with a variety of optional equipment, including heated grips, electronic suspension adjustment, and an integrated navigation system.

Etymology / Origin
The designation "R1150RT" follows BMW’s naming convention for its boxer‑engine motorcycles.

  • R denotes the series of motorcycles equipped with a horizontally opposed (boxer) twin engine.
  • 1150 indicates the engine displacement in cubic centimeters (approximately 1,152 cc).
  • RT stands for “Road Touring,” reflecting the bike’s intended use as a touring machine with sport‑oriented features. The naming scheme aligns with earlier models such as the R1100RT and later models like the R1200RT.

Characteristics

Feature Description
Engine Air‑ and oil‑cooled boxer twin, 1,152 cc, four‑stroke, DOHC, 4 valves per cylinder. Produces roughly 95 hp (70 kW) at 7,250 rpm and 115 Nm (85 lb·ft) of torque at 5,500 rpm.
Transmission 5‑speed manual gearbox with a shaft final drive.
Chassis Steel tubular frame with a rubber‑mounted engine. Front suspension: telescopic fork (adjustable preload). Rear suspension: BMW’s Paralever single‑arm swingarm with adjustable preload.
Brakes Dual 305 mm disc brakes at the front (with 4‑piston radial‑caliper option) and a single 265 mm rear disc. ABS optional.
Electronics Digital instrument cluster, optional electronic suspension control (ESR), and optional on‑board navigation (BMW Motorrad Navigation System).
Ergonomics Extended front fairing with integrated windscreen, adjustable handlebars, and a low‑step seat for rider comfort on long journeys. Heated grip and seat options were available.
Dimensions Wheelbase: 1,545 mm (60.8 in). Dry weight: approximately 238 kg (525 lb). Fuel capacity: 22 L (5.8 gal).
Performance Top speed near 210 km/h (130 mph). Fuel consumption typically 4.5–5.5 L/100 km (≈50‑55 mpg US) depending on riding conditions and load.
Model Variants Standard RT, RT‑S (sport‑oriented suspension and ergonomics), and special editions featuring unique paint schemes or additional accessories.

Related Topics

  • BMW R1100RT – Predecessor model (1995‑2001) with a 1,085 cc engine.
  • BMW R1200RT – Successor model (2005‑present) featuring a 1,170 cc engine and updated electronics.
  • Boxer engine – The horizontally opposed twin-cylinder configuration used in many BMW motorcycles.
  • Paralever – BMW’s single‑arm rear suspension system that reduces shaft‑effect torque reactions.
  • Sport touring motorcycles – A class of motorcycles designed for both long‑distance comfort and sporty handling.
  • BMW Motorrad – The motorcycle division of BMW Group, responsible for the design and production of the R series.
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