Hercules K 105 X
1970Classic

Hercules K 105 X

Key specifications

Engine
98 cc
Power
12 HP
Fuel type
petrol
Fuel capacity
3.4 L
Transmission
5-speed
Front brakes
Expanding brake
Rear brakes
Expanding brake

Overview

Introducing the 1970 Hercules K 105 X, a classic motorcycle that captured the spirit of a bygone era while delivering a thrilling ride for enthusiasts of all levels. As a product of the German manufacturer Hercules, this model represents a fascinating blend of innovation and nostalgia, appealing to collectors and riders alike. Positioned in the classic motorcycle category, the K 105 X stands out with its distinctive styling and robust engineering, making it a coveted piece for those who appreciate the charm of vintage bikes. At the heart of the K 105 X is its spirited single-cylinder, two-stroke engine, boasting a displacement of 98cc. With a power output of 12 horsepower at a lofty 7400 RPM, this lightweight motorcycle delivers impressive acceleration and a top speed of 110 km/h (68.4 mph). The engine's 10.8:1 compression ratio and precise bore and stroke dimensions (48.0 x 54.0 mm) ensure a peppy performance, making it a joy to ride on both city streets and winding backroads. The 5-speed gearbox offers smooth transitions through gears, allowing riders to fully exploit the engine's potential while enjoying the agile handling afforded by its minimal weight of just 111 kg (244.7 pounds). The K 105 X is not just about performance; it also showcases an array of features that enhance the riding experience. Its air-cooled engine is both efficient and simple, aligning with the era's design philosophy of practicality and reliability. The expanding brakes at both the front and rear provide adequate stopping power, ensuring that this classic bike remains safe and manageable in various riding conditions. With a 13-liter fuel tank, riders can embark on longer journeys, immersing themselves in the full experience of classic motorcycling without frequent stops for refueling. **

Pros

  • Lightweight Design: Weighing in at just 111 kg, the K 105 X offers nimble handling and ease of maneuverability, making it perfect for both urban commuting and leisurely rides.
  • Classic Appeal: With its vintage aesthetics and distinct German engineering, this motorcycle is a head-turner that resonates with classic bike enthusiasts and collectors.
  • Responsive Engine: The single-cylinder, two-stroke engine delivers a lively performance and a thrilling ride, particularly suited for those who appreciate spirited acceleration.

Cons

  • Limited Power: The 12 HP output may not satisfy riders looking for a more robust performance, especially on highways or during aggressive riding scenarios.
  • Two-Stroke Maintenance: As a two-stroke engine, the K 105 X may require more frequent maintenance and attention to keep it running smoothly compared to modern four-stroke counterparts.
  • Basic Braking System: The expanding brakes, while adequate for the time, may feel less effective compared to contemporary disc brake systems, potentially affecting rider confidence in emergency stops.

Technical details

Source specification data

Make
Hercules
Model
K 105 X
Category
Classic
Power
12.00 HP (8.8 kW)) @ 7400 RPM
Gearbox
5-speed
Top Speed
110.0 km/h (68.4 mph)
Bore X Stroke
48.0 x 54.0 mm (1.9 x 2.1 inches)
Compression
10.8:1
Displacement
98.00 ccm (5.98 cubic inches)
Cooling System
Air
Engine Details
Single cylinder, two-stroke
Transmission Type Final Drive
Chain
Fuel Capacity
13.00 litres (3.43 gallons)
Weight Incl Oil Gas Etc
111.0 kg (244.7 pounds)
Rear Tyre
3.00-17
Front Tyre
2.75-17
Rear Brakes
Expanding brake
Front Brakes
Expanding brake