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Harley-Davidson KR 750
1956Off-road

Harley-Davidson KR 750

Key specifications

Engine
744 cc
Power
46 HP
Weight
163 kg
Fuel type
petrol
Transmission
4-speed

Overview

Step back in time to the 1956 Harley-Davidson KR 750, a motorcycle that embodies the rugged spirit of mid-20th century American engineering. Positioned firmly in the Enduro-offroad category, the KR 750 was designed not just for the paved roads but for the dirt tracks and trails that beckoned adventure. This bike was Harley-Davidson's answer to the growing popularity of off-road racing, showcasing the brand’s commitment to versatility and performance. With its classic styling and robust build, the KR 750 remains a coveted piece of history for collectors and enthusiasts alike. At the heart of the KR 750 lies a powerful 744cc V2, four-stroke engine that churns out 46 horsepower at 6500 RPM. This robust powerplant isn’t just numbers on paper; it translates into thrilling performance on the open road or rugged terrain. Capable of reaching a top speed of 177 km/h (110 mph), this motorcycle offers an exhilarating riding experience that can only be described as pure freedom. The single Tillotson carburetor and Fairbanks-Morse magneto ignition provide a reliable and spirited ride, while the air-cooled system ensures that the engine runs smoothly even under the most demanding conditions. The four-speed gearbox allows riders to effortlessly navigate through various terrains, making the KR 750 a true workhorse on and off the beaten path. The design of the KR 750 is a marriage of function and flair. Its telescopic front suspension offers a responsive feel, absorbing bumps and dips on rugged trails, while the rigid rear suspension provides a solid connection to the road – or dirt – beneath. Weighing in at just 163.3 kg (360 pounds), the KR 750 strikes a balance between stability and agility, further enhancing its appeal for off-road enthusiasts. The power-to-weight ratio of 0.2817 HP/kg indicates that this bike is not just about brawn; it’s about smart engineering that allows riders to tackle challenging environments with confidence. **

Pros

  • Performance-Oriented Engine: The 744cc V2 engine provides impressive power and acceleration, making it a thrilling ride on various terrains.
  • Classic Styling: The vintage aesthetics of the KR 750 capture the essence of 1950s motorcycling, making it a standout piece for collectors and enthusiasts.
  • Lightweight and Agile: With a relatively low weight, the KR 750 offers enhanced maneuverability, making it suitable for both on-road and off-road adventures.

Cons

  • Rigid Rear Suspension: While it contributes to the classic look, the rigid rear suspension can compromise comfort on long rides or rough terrain.
  • Limited Modern Features: Lacking contemporary technology such as fuel injection or advanced suspension systems, the KR 750 may feel less refined compared to modern motorcycles.
  • Niche Market: As a vintage bike, finding parts and specialized service can be a challenge, potentially limiting its usability for daily rides.

Technical details

Source specification data

Make
Harley-Davidson
Model
KR 750
Category
Enduro-offroad
Power
46.00 HP (33.6 kW)) @ 6500 RPM
Gearbox
4-speed
Ignition
Magneto Fairbanks-Morse
Top Speed
177.0 km/h (110.0 mph)
Fuel System
Carburettor. Single Tilloston
Displacement
744.00 ccm (45.40 cubic inches)
Cooling System
Air
Engine Details
V2, four-stroke
Dry Weight
163.3 kg (360.0 pounds)
Power Weight Ratio
0.2817 HP/kg
Seat
Single spring-mounted
Wheels
Spoked
Rear Suspension
Rigid
Front Suspension
Telescopic