Back to Bike FinderYears: 2025 · 2023 · 2022 · 2021
BMW R 18 Classic
2021Cruiser

BMW R 18 Classic

Key specifications

Engine
1802 cc
Power
91 HP
Torque
157 Nm
Weight
365 kg
Fuel type
petrol
Fuel capacity
4.2 L
Transmission
6-speed
Seat height
27 mm
Front brakes
Double disc. 4 piston fixed calipers, BMW Motorrad Integral ABS (partially integral)
Rear brakes
Single disc. Single disc brake, fixed caliper

Overview

Introducing the 2021 BMW R 18 Classic, a masterful blend of heritage and modern engineering that boldly redefines the custom-cruiser category. With its timeless design inspired by the iconic BMW R 5, the R 18 Classic stands as a testament to BMW’s engineering prowess and commitment to craftsmanship. This motorcycle is not just a ride; it's a lifestyle, appealing to those who appreciate the fusion of classic aesthetics with contemporary performance. Whether you’re cruising down the boulevard or embarking on long-distance journeys, the R 18 Classic delivers an unforgettable experience that resonates with both seasoned riders and newcomers alike. At the heart of the R 18 Classic lies a robust 1802cc two-cylinder boxer engine, producing a formidable 91 horsepower at 4750 RPM and an astonishing torque of 157.3 Nm at just 3000 RPM. This powerful engine not only ensures exhilarating acceleration but also provides a smooth and effortless ride, allowing riders to conquer the open road with confidence. The 6-speed gearbox and shaft drive system contribute to a seamless power delivery, while the motorcycle's top speed of 178.6 km/h (111.0 mph) ensures that adventure awaits at every turn. With a compression ratio of 9.6:1 and a sophisticated electronic fuel injection system, the R 18 Classic is engineered for both performance and efficiency, making it a true marvel of modern motorcycling. The R 18 Classic is packed with features that enhance both comfort and safety. Its double-cradle steel frame is designed for stability, while the telescopic front fork and rear steel swingarm with a central shock strut provide a cushioned ride over various terrains. Safety is paramount, and the bike is equipped with BMW Motorrad Integral ABS for precise braking performance. With a low seat height of 691 mm (27.2 inches), the R 18 Classic is accessible for a wide range of riders. Additionally, its classic black color option exudes elegance and complements the motorcycle's vintage-inspired aesthetics perfectly. **

Pros

  • Iconic Design: The classic styling pays homage to BMW's rich heritage while incorporating modern elements.
  • Powerful Engine: The boxer engine delivers impressive torque and power, enhancing both performance and rideability.
  • Advanced Safety Features: Equipped with BMW Motorrad Integral ABS for superior braking confidence.

Cons

  • Weighty Build: At 365.1 kg (805 lbs), the motorcycle may feel heavy for some riders, especially at low speeds or during maneuvers.
  • Limited Color Options: The choice is restricted to black, which may not appeal to riders seeking more personalization.
  • Fuel Capacity: With a 16.01-litre (4.23-gallon) tank, longer rides may require more frequent stops for refueling.

Technical details

Source specification data

Make
BMW
Model
R 18 Classic
Category
Custom-cruiser
Light
LED headlight
Starter
Electric
Electrical
Permanent
magnet generator 600
W
. 12
V
/ 26
Ah
, maintenance-free.
Color Options
Black
Power
91.0 HP (66.4 kW)) @ 4750 RPM
Clutch
Single-disc dry
Torque
157.3 Nm (16.0 kgf-m or 116.0 ft.lbs) @ 3000 RPM
Gearbox
6-speed
Ignition
S
-
K
+ electronic engine management with overrun cut-off and twin-spark ignition
Top Speed
178.6 km/h (111.0 mph)
Engine Type
Polished aluminum cylinder covers
Fuel System
Injection
.
Electronic
intake pipe fuel injection,
S
-
K
+ electronic engine management with overrun cut-off, twin-spark ignition
Bore X Stroke
107.1 x 100.0 mm (4.2 x 3.9 inches)
Compression
9.6:1
Displacement
1802.0 ccm (109.96 cubic inches)
Cooling System
Oil & air
Engine Details
Two cylinder boxer, four-stroke
Emission Details
Regulated three-way catalytic converter
Valves Per Cylinder
4
Transmission Type Final Drive
Shaft drive (cardan)
Dry Weight
365.1 kg (805.0 pounds)
Seat Height
691 mm (27.2 inches) If adjustable, lowest setting.
Fuel Capacity
16.01 litres (4.23 gallons)
Overall Width
965 mm (38.0 inches)
Overall Height
1125 mm (44.3 inches)
Overall Length
2441 mm (96.1 inches)
Power Weight Ratio
0.2492 HP/kg
Reserve Fuel Capacity
3.79 litres (1.00 gallons)
Rake
22.7°
Seat
Solo seat
Trail
150 mm (5.9 inches)
Wheels
Wire spoked
Rear Tyre
180/65-B16
Frame Type
Double-cradle steel
Front Tyre
130/90-B16
Rear Brakes
Single
disc.
Single
disc brake, fixed caliper
Front Brakes
Double disc. 4 piston fixed calipers, BMW Motorrad Integral ABS (partially integral)
Rear Suspension
Steel swingarm with central shock strut
Front Suspension
Telescopic fork
Rear Wheel Travel
89 mm (3.5 inches)
Front Wheel Travel
119 mm (4.7 inches)

Available colors

Black