Key performance
Technical specifications
Engine
- Displacement
- 1254 cc
- Power
- 136.0 ch @ 7750 tr/min (100.0 kW)
- Torque
- 142.2 Nm @ 6250 tr/min
- Engine type
- Bicylindre à plat, 4 temps
- Cooling
- liquide
- Compression ratio
- 12.5 : 1
- Bore × stroke
- 102.5 x 76 mm
- Valves/cylinder
- 4
- Camshafts
- 2 ACT
- Fuel system
- Injection Ø 52 mm
Chassis
- Frame
- Structure en tubes d'acier
- Gearbox
- boîte à 6 rapports
- Final drive
- Cardan
- Front suspension
- Fourche Telelever Ø 37 mm, déb : 120 mm
- Rear suspension
- Mono-amortisseur et monobras Paralever, déb : 136 mm
Brakes
- Front brakes
- Freinage 2 disques Ø 320 mm, fixation radiale, étrier 4 pistons
- Rear brakes
- Freinage 1 disque Ø 276 mm, étrier 2 pistons
- Front tyre
- 120/70-17
- Front tyre pressure
- 2.50 bar
- Rear tyre
- 180/55-17
- Rear tyre pressure
- 2.90 bar
Dimensions
- Seat height
- 805.00 mm
- Fuel capacity
- 25.00 L
- Weight
- 279.00 kg
- New price
- 22 490 €
Overview
Imagine swallowing 800 kilometers of highway and national roads without your back complaining in the evening. That’s the contract renewed by the BMW R 1250 RT with each generation, and the 2021 version signs it with a particularly rich dose of onboard electronics. Regarding the BMW R 1250 RT technical specifications, the 1,254 cc flat-twin boxer engine develops 136 horsepower at 7,750 rpm and a torque of 142.2 Nm available from low engine speeds thanks to the ShiftCam variable valve timing system. It’s not the most powerful engine in the segment, but its power curve resembles a flat highway: wide, constant, without jolts. The touring rider who straddles it doesn's need to play with the gear selector to maintain a sustained pace.

The restyling of this new 2021 BMW R 1250 RT focuses on the front. Refined headlights sharpen the machine's gaze, giving it a more tense profile without betraying the massive and recognizable silhouette that has defined the RT for decades. The real novelty is nestled beneath the electrically adjustable windshield: a 10.25-inch panoramic TFT screen in 1,920 x 720 pixels, almost twice as large as the old one. It can simultaneously display GPS maps and onboard data, all in high definition. For a touring rider who spends their days navigating, this is a concrete argument, not a showroom gadget.
But the most significant surprise literally points its nose. A radar module housed in the front fascia allows the cruise control to become adaptive, automatically managing the distance from the vehicle ahead. This technology from the automotive world finds its first serious application in a production motorcycle. Be aware, however: Active Cruise Control remains an option, and the BMW options catalog is enough to make your teeth ache. The BMW R 1250 RT base price is listed at €22,490, a substantial sum even before opening the configurator. For those looking for a used BMW R 1250 RT, the market for 2020 and 2021 models remains well-stocked, with early versions of the new generation having been produced in large numbers.
Dynamically, BMW isn't shaking things up. The 37 mm Telelever fork and the Paralever single-sided swingarm are proven values, and the brand combines them with the semi-active ESA Dynamic Next Generation suspension, standard on the French market. They read the road surface and adapt to the load without driver intervention. The brakes retain the 320 mm discs with radial four-piston calipers at the front, now managed by Full Integral ABS Pro, sensitive to lean angle and capable of regulating engine braking. At 279 kg fully fueled, the RT demands respect when stopped, but it feels lighter as speed increases. The BMW R 1250 RT top speed is announced at 200 km/h, which places the machine well beyond legal needs, even on Autobahn.
Facing the Honda Gold Wing and other end-of-life Yamaha FJR1300, the RT maintains a clear technological lead. Its real threat comes from over-equipped maxi-trails like the KTM 1290 Super Adventure or the BMW R 1250 GS itself, more versatile and better equipped to seduce a clientele that hesitates between tarmac and trails. The RT doesn't have this ambiguity: it's made for the road, only the road, and it embraces that with a 25-liter tank and a 805 mm seat height. The seat height remains accessible for an average build, which is good news for an engine of this caliber. It's not a beginner's motorcycle, but an experienced rider looking to devour kilometers with comfort and precision will find here a tool with no direct equivalent. The BMW R 1250 RT reliability is generally well documented on this engine, introduced in 2009 and proven since, even if some owners report problems related to increasing electronic complexity. That’s the price of modernity.
Standard equipment
- Assistance au freinage : ABS completo
Practical info
- La moto est accessible aux permis : A
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