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Horex Imperator
1959Allround

Horex Imperator

Key specifications

Engine
400 cc
Power
19 HP
Weight
196 kg
Fuel type
petrol
Front brakes
Expanding brake (drum brake)
Rear brakes
Expanding brake (drum brake)

Overview

The 1959 Horex Imperator stands as a testament to the engineering prowess of post-war Germany, capturing the imaginations of motorcycle enthusiasts with its robust design and capable performance. Positioned in the all-round category, the Imperator was designed for riders who sought versatility without compromising style. As one of Horex's flagship models during the late 1950s, it combined functionality and flair, appealing to a broad spectrum of riders, from daily commuters to weekend adventurers looking for a reliable companion on two wheels. At the heart of the Horex Imperator is a single-cylinder, four-stroke engine with a displacement of 400 cc, delivering an impressive 18.9 horsepower at 6790 RPM. This power output translates to a top speed of 135 km/h (83.9 mph), making it a thrilling ride for its time. With a compression ratio of 7.5:1 and an air-cooled system, this motorcycle offers a steady performance, whether navigating through city streets or cruising along open highways. The carburetted fuel system ensures that the engine remains responsive, providing riders with the exhilarating sensation of acceleration, while the chain-driven final drive enhances reliability and efficiency, making each ride a joy. The Horex Imperator is not just about performance; it also boasts a well-thought-out design that prioritizes rider comfort and control. The duplex cradle frame provides a solid foundation, contributing to the motorcycle's stability and handling. The drum brakes, although classic, offer reliable stopping power, ensuring that riders can navigate their journey with confidence. Its dimensions—measuring 2,140 mm in length, 660 mm in width, and 990 mm in height—strike a balance between a compact build and spacious ergonomics, making it suitable for various riding styles. Weighing in at 196 kg (432.1 pounds), the Imperator's power-to-weight ratio of 0.0964 HP/kg lends itself to a spirited ride that many enthusiasts crave. In summary, the 1959 Horex Imperator is a delightful blend of vintage charm and solid engineering, making it a noteworthy choice for enthusiasts who value history and character in their rides.

Pros

  • Solid Performance: The single-cylinder engine offers a good balance of power and efficiency, making it enjoyable for both urban riding and longer journeys.
  • Classic Design: With its vintage aesthetics, the Horex Imperator appeals to collectors and riders who appreciate the charm of mid-20th century motorcycles.
  • Reliable Handling: The duplex cradle frame and drum brakes provide stability and control, enhancing the overall riding experience.

Cons

  • Limited Power: With only 18.9 HP, the Imperator may not satisfy those looking for a more high-performance machine.
  • Old Technology: Featuring drum brakes and a carburetted engine, the Imperator may feel less advanced compared to modern motorcycles with disc brakes and fuel injection.
  • Weight: At 196 kg, the motorcycle may feel a bit heavy for newer riders or those accustomed to lighter models, potentially affecting maneuverability in tight situations.

Technical details

Source specification data

Make
Horex
Model
Imperator
Category
Allround
Power
18.90 HP (13.8 kW)) @ 6790 RPM
Top Speed
135.0 km/h (83.9 mph)
Fuel System
Carburettor
Compression
7.5:1
Displacement
400.00 ccm (24.41 cubic inches)
Cooling System
Air
Engine Details
Single cylinder, four-stroke
Transmission Type Final Drive
Chain
Dry Weight
196.0 kg (432.1 pounds)
Overall Width
660 mm (26.0 inches)
Overall Height
990 mm (39.0 inches)
Overall Length
2,140 mm (84.3 inches)
Power Weight Ratio
0.0964 HP/kg
Frame Type
Duplex cradle
Rear Brakes
Expanding brake (drum brake)
Front Brakes
Expanding brake (drum brake)