14 August. Friday 2026
Suzuki GP 125 - 1981 Specifications and Reviews
The 1981 Suzuki GP 125 is an accessible entry-level custom cruiser ideal for new riders and commuters seeking affordable, reliable transportation. Its lightweight air-cooled single-cylinder engine delivers modest but adequate power with excellent fuel efficiency. Known for its approachable handling, low seat height, and classic cruiser styling, the GP 125 became a popular choice for learners entering the motorcycle world.
1981
General information | |
| Category | Custom / cruiser |
| Year | 1981 |
| Model | Suzuki GP 125 |
| | |
Engine and Transmission Specifications | |
| Transmission typefinal drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Air |
| Fuel control | Rotary valves |
| Bore x stroke | 56.0 x 50.0 mm (2.2 x 2.0 inches) |
| Compression | 6.9:1 |
| Power | 9.60 |
| Stroke | 2 |
| Engine type | Single cylinder |
| Capacity: | 123.00 ccm (7.51 cubic inches) |
Physical measures and capacities | |
| Weight incl. oil, gas, etc | 103.0 kg (227.1 pounds) |
Suzuki GP 125 dimensions and frame | |
| Rear brakes | Expanding brake |
| Front brakes | Single disc |
| Rear tyre dimensions | 3.00-18 |
| Front tyre dimensions | 2.75-18 |
Speed and acceleration | |
| Top speed | 117.0 km/h (72.7 mph) |
| | |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Fuel capacity | 10.00 litres (2.64 gallons) |
Performance Profile & Rider Fit
9.6 hp
Peak Power
72.7 mph
Top Speed
Best For
Track10%
City65%
Cornering40%
Daily Riding50%
Touring20%
Passenger20%
Rider Profile
| Best For | Note: the listed category says custom/cruiser but the specs (small 2-stroke single, rotary valve, 18-inch wheels) describe a lightweight commuter/standard-style bike typical of early-80s Suzuki GP models; this profile is written for that reality; it suits |
| Purpose | Best suited to simple, low-stress commuting and learning the basics of riding rather than any performance or long-distance role. |
| Rider Fit | Very light weight and a low seat height make it easy for smaller or less experienced riders to handle at a stop and in traffic. |
| Character | A humble, buzzy little two-stroke single that rewards revving and rewards patience rather than outright speed. |
| Not Ideal For | Not for riders wanting highway speed, long touring comfort, off-road capability, or the ability to carry a passenger with any ease. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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Rider Reviews
Total comments: 1
MotorcycleDB Review
The 1981 Suzuki GP 125 is a classic motorcycle that has stood the test of time. With its sleek design and powerful engine, it offers a thrilling ride for motorcycle enthusiasts. The handling is smooth, and the bike is easy to maneuver, making it a great choice for both beginners and experienced riders. The 1981 Suzuki GP 125 is also known for its reliability, making it a popular choice for those looking for a dependable and durable motorcycle. Overall, the 1981 Suzuki GP 125 is a fantastic choice for anyone in the market for a reliable and powerful motorcycle. Its classic design and smooth handling make it a standout option, and its reputation for reliability means it is a great investment for anyone looking for a long-lasting bike. Whether you're a beginner or a seasoned rider, the 1981 Suzuki GP 125 has something to offer for everyone.Add a Comment
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