Specifications of BMW F 850 GS. BMW F 850 GS is powered by 853 cc engine.This F 850 GS engine generates a power of 95.17 PS @ 8250 rpm and a torque of 92 Nm @ 6250 rpm. The claimed mileage of F We test the 2021 BMW R 1250 GS 40 Years Edition, which celebrates four decades of BMW's R-GS series serving as the standard bearer among adventure bikes. Seat Height: 33.5/34.3 in. Suspension We review the 2023 BMW R 1250 RT sport-tourer powered by a liquid‑­cooled 1,254cc boxer Twin making a claimed 136 hp and 105 lb‑­ft of torque Seat Height: 31.7 in. Wet Weight: 615 Seat Height (in/mm) 33.5 / 850 Instrumentation. Digital Instrumentation. Standard 2021 BMW R 1250 GS Adventure. $20,345 MSRP. 2021 BMW S 1000 XR. Seat Height Seat Height. From: Min; 400 mm; 500 mm; 600 mm; 650 mm; 700 mm; 750 mm; 800 mm 2021 BMW R 1250 GS 40 Years GS Edition MY22. $32,500. Price Guide I show my viewers the difference between the stock GS Seat and the Optional BMW GS Rallye seat Seat height: 35.0 and 35.8 inches (standard choices); 32.3 inches optional Curb weight: 591 pounds; 2020 BMW R 1250 GS Adventure Prices and Colors . Ice Grey, $20,690; Exclusive Style The downside here, at least to some, is the sheer size of the big GS. Coming in at 549 lbs on BMW’s scales, the 1250 GS has a standard seat height of 33.5 inches, though that can range anywhere from 31.5 inches to 34.3 inches depending on the suspension package. It’s nearly 87 inches long and 37.5 inches wide. The 2021 BMW R 1250 GS and R 1250 GS Adventure have multiple optional packages: Seat height: 33.5 and 34.3 inches; Fuel capacity: 5.3 gallons; Curb weight: 549 pounds; COLORS. Seat Height (in/mm) 31.7 / 805 2021 BMW R 1250 GS Adventure. $20,345 MSRP. 2021 BMW R 1250 RS. $15,695 MSRP. 2021 BMW K 1600 B. $23,195 MSRP. 2021 BMW S 1000 XR 8pBp.