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Horex Imperator
1955Allround

Horex Imperator

Key specifications

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

Overview

### Introducing the 1955 Horex Imperator The 1955 Horex Imperator stands as a remarkable testament to mid-20th century motorcycle engineering, blending classic aesthetics with innovative technology. Positioned as an allround motorcycle, the Imperator was designed to appeal to a wide range of riders, from city commuters to weekend adventurers. With its sleek lines and robust build, this motorcycle exudes a timeless charm that continues to captivate enthusiasts and collectors alike. As Horex’s flagship model during this era, the Imperator was a symbol of German engineering prowess, offering riders a taste of performance combined with everyday usability. ### Engine Performance and Riding Characteristics At the heart of the Horex Imperator lies a 400cc single-cylinder, four-stroke engine, which delivers a respectable 18.90 horsepower at 6,790 RPM. Riders will appreciate the smooth acceleration and responsive throttle, making city riding a breeze while also providing enough power to tackle open roads. With a top speed of 135 km/h (83.9 mph), the Imperator strikes a balance between spirited performance and manageable power, allowing riders to enjoy a confident ride without being overwhelmed. Its air-cooled engine and reliable carburettor fuel system ensure dependable operation, while the 7.5:1 compression ratio contributes to its efficiency and longevity, making it a well-rounded choice for the discerning motorcycle enthusiast. ### Key Features and Technology The Horex Imperator is not just about performance; it also boasts a range of features that enhance both safety and comfort. Its duplex cradle frame ensures stability and strength, while the hydraulic telescopic front forks and twin-shock swingarm rear suspension provide a smooth ride over various terrains. The Imperator is equipped with drum brakes at both the front and rear, each measuring 190 mm, offering reliable stopping power that instills confidence in the rider. With a fuel capacity of 17 litres (4.49 gallons), this motorcycle is designed for longer journeys without frequent stops for refueling. The overall design is a harmonious blend of functionality and style, making the Imperator a beloved classic among vintage motorcycle collectors. ###

Pros

    Cons

    • Solid Performance: The 400cc engine offers a balance of power and efficiency, making it suitable for both city riding and longer trips.
    • Classic Design: Timeless aesthetics appeal to vintage motorcycle enthusiasts, ensuring the Imperator stands out in any collection.
    • Comfortable Ride: The combination of hydraulic telescopic front forks and twin-shock rear suspension provides a smooth and enjoyable riding experience.
    • Weight: At 196 kg (432.1 pounds), the Imperator may feel a bit heavy for some riders, especially in tight maneuvers or during a stop.
    • Drum Brakes: While reliable, the drum brakes may not offer the same level of stopping power or responsiveness compared to modern disc brakes.
    • Limited Power: With 18.90 HP, the motorcycle may not satisfy riders looking for high-performance or sporty characteristics.

    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)
    Fuel Capacity
    17.00 litres (4.49 gallons)
    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
    Seat
    Dual seat
    Frame Type
    Duplex cradle
    Rear Brakes
    Expanding brake (drum brake)
    Front Brakes
    Expanding brake (drum brake)
    Rear Suspension
    Twin shock-Swingarm
    Front Suspension
    Hydralic telescopic forks
    Rear Brakes Diameter
    190 mm (7.5 inches)
    Front Brakes Diameter
    190 mm (7.5 inches)