Back to Bike FinderYears: 1983 · 1982 · 1981
Honda CB 1100 R (reduced effect)
1981Sportbike

Honda CB 1100 R (reduced effect)

Key specifications

Engine
1062 cc
Power
100 HP
Fuel type
petrol
Fuel capacity
6.9 L
Transmission
5-speed
Front brakes
Dual disc
Rear brakes
Single disc

Overview

### 1981 Honda CB 1100 R (Reduced Effect) – A Classic Icon Reimagined The 1981 Honda CB 1100 R (reduced effect) stands as a testament to Honda's legacy in the motorcycle world, specifically in the realm of high-performance street bikes. As part of the esteemed CB lineup, this model combines cutting-edge engineering with a bold design that captivated riders during its era and continues to attract attention today. Positioned as a sport-touring motorcycle, the CB 1100 R was designed for those who craved exhilarating rides without compromising comfort. Its muscular stance and sleek lines not only promise performance but also exude an unmistakable charm that has made it a sought-after classic among enthusiasts. At the heart of the CB 1100 R lies a robust 1062cc in-line four engine, delivering a thrilling 100 horsepower at 9000 RPM. The four-stroke configuration, coupled with a compression ratio of 10.0:1, ensures a responsive throttle and spirited acceleration. Riders can expect exhilarating top speeds of up to 234 km/h (145.4 mph), making it a formidable contender on both highways and winding backroads. The 5-speed gearbox provides smooth and precise shifts, while the air cooling system maintains optimal operating temperatures, ensuring the engine performs at its peak. With a weight of 259 kg (571 pounds), the bike strikes a balance between stability and agility, making it a joy to handle. The Honda CB 1100 R is equipped with a range of features that elevate the riding experience. The dual disc brakes at the front and a single disc at the rear provide powerful stopping capabilities, ensuring safety even when pushing the limits. The generous fuel capacity of 26 liters (6.87 gallons) allows for extended journeys without frequent stops, catering to the adventurous spirit of riders. The bike's 4-valve per cylinder configuration enhances airflow and efficiency, contributing to its performance-oriented design. All these elements combine to create a motorcycle that not only performs exceptionally but also delivers comfort for long-distance travel. **

Pros

  • Powerful Engine: The in-line four engine delivers an impressive 100 HP, offering exhilarating performance.
  • Comfortable for Long Rides: Designed with touring in mind, it provides a comfortable riding position and ample fuel capacity.
  • Classic Aesthetic: The timeless design continues to turn heads and is a favorite among classic motorcycle enthusiasts.

Cons

  • Weight: At 259 kg, it may feel heavy for novice riders or those seeking a lightweight sportbike.
  • Limited Modern Features: Lacks some contemporary technology and conveniences found in newer models, such as advanced electronics or fuel injection.
  • Market Availability: As a classic bike, replacement parts may be harder to find, and maintenance can be more challenging for some owners.

Technical details

Source specification data

Make
Honda
Model
CB 1100 R (reduced effect)
Category
Unspecified category
Power
100.00 HP (73.0 kW)) @ 9000 RPM
Gearbox
5-speed
Top Speed
234.0 km/h (145.4 mph)
Bore X Stroke
70.0 x 69.0 mm (2.8 x 2.7 inches)
Compression
10.0:1
Displacement
1062.00 ccm (64.80 cubic inches)
Cooling System
Air
Engine Details
In-line four, four-stroke
Valves Per Cylinder
4
Transmission Type Final Drive
Chain
Fuel Capacity
26.00 litres (6.87 gallons)
Weight Incl Oil Gas Etc
259.0 kg (571.0 pounds)
Rear Tyre
130/90-18
Front Tyre
3.50-19
Rear Brakes
Single disc
Front Brakes
Dual disc