Suzuki GSX-R125 Specs (Top Speed | Horsepower | Weight)

The Suzuki GSX-R125 motorcycle specifications include a 124 cc (7.57 cu in) engine and a 6-speed gearbox.

Key specifications

2017, 2018, 2019, 2021, 2022, 2023Model years
124 ccDisplacement
785 mmSeat height
11 LFuel tank
1,300 mmWheelbase
150 mmGround clearance
Model years covered
201720182019202120222023
Year-specific specification changes

The 2017 model is treated as the standard specification. Only later model years with a different supplied value are shown below.

Compression ratio
2018201911.0:1
2022202311.0:1
Front brakes
20182022Single disc. Petal
2023Single disc. Petal disc. ABS
Front tire
2022202390/80-17
Rear brakes
20182022Single disc. Petal
2023Single disc. Petal disk. ABS.
Rear tire
20222023130/70-17
Ground clearance
20182019155 mm (6.1 inches)
20212022160 mm (6.3 inches)
2023155 mm (6.1 inches)
Overall length
201820232,000 mm (78.7 inches)
Overall width
20182019700 mm (27.6 inches)
20222023700 mm (27.6 inches)

How the Suzuki GSX-R125 compares

This compares the motorcycle with all Suzuki models in this specifications database. The blue marker is this model and the grey line is the Suzuki database average.

Displacement124 cc
Low 67 ccAverage 609 ccHigh 1,783 cc

About 80% lower than the Suzuki database average. Around the 14th percentile across Suzuki models.

Seat height785 mm
Low 650 mmAverage 786 mmHigh 955 mm

Very close to the Suzuki database average. Around the 48th percentile across Suzuki models.

Fuel capacity11 L
Low 3.5 LAverage 14.2 LHigh 22 L

About 23% smaller than the Suzuki database average. Around the 28th percentile across Suzuki models.

This model Suzuki database average

Suzuki database percentile rankings

Percentiles show where this motorcycle sits across the Suzuki specifications database. They are descriptive database rankings, not performance ratings.

Displacement14th

124 cc — larger displacement than about 14% of Suzuki models.

Seat height48th

785 mm — taller than about 48% of Suzuki models.

Fuel capacity28th

11 L — larger than about 28% of Suzuki fuel tanks in this database.

Dimensions compared with Suzuki average

Each measurement is compared with the average value across Suzuki models where that dimension is available.

Overall length1,975 mm
This bike

1,975

Suzuki avg

2,137

8% below average.

Overall width670 mm
This bike

670

Suzuki avg

823

19% below average.

Overall height1,070 mm
This bike

1,070

Suzuki avg

1,158

8% below average.

Wheelbase1,300 mm
This bike

1,300

Suzuki avg

1,444

10% below average.

Seat height785 mm
This bike

785

Suzuki avg

786

Close to average.

Ground clearance150 mm
This bike

150

Suzuki avg

176

15% below average.

Mechanical overview

Engine layout snapshot

Single cylinder, four-stroke • 124 cc • Liquid cooled
Chassis snapshot

Wheelbase 1,300 mmSeat 785 mmClearance 150 mm
6-speed • Chain (final drive) • 90/80-M17 front / 130/70-M17 rear

Additional useful specifications

Front tire size 90/80-M17
Rear tire size 130/70-M17
Bore/stroke ratio 1.50:1 (Oversquare)

Model information

Category Sport

Engine specifications

Engine type Single cylinder, four-stroke
Displacement 124 cc (7.57 cu in)
Bore × stroke 62.0 x 41.2 mm (2.4 x 1.6 inches)
Compression ratio 9.2:1
Cooling system Liquid
Fuel system Injection
Fuel control Double Overhead Cams/Twin Cam (DOHC)
Ignition Electric
Starter Electric
Lubrication Wet sump

Transmission and drivetrain

Gearbox 6-speed
Final drive Chain (final drive)
Clutch Wet, multi-disc

Chassis and suspension

Front suspension Telescopic, coil spring, oil damped
Rear suspension Link type, coil spring, oil damped

Brakes, wheels and tires

Front brakes Single disc
Rear brakes Single disc
Front tire 90/80-M17
Rear tire 130/70-M17

Dimensions and weight

Seat height 785 mm (30.9 inches)
Overall length 1,975 mm (77.8 inches)
Overall width 670 mm (26.4 inches)
Overall height 1,070 mm (42.1 inches)
Wheelbase 1,300 mm (51.2 inches)
Ground clearance 150 mm (5.9 inches)

Fuel and emissions

Fuel capacity 11.00 L (2.91 US gal)

Other specifications

Color options Red, blue, white

Disclaimer: Specifications may vary by market, trim, production date and optional equipment, and scraped or historical data can contain errors. Comparison and percentile values are calculated from Suzuki models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Suzuki information before relying on them. Visit the official Suzuki website.