Yamaha SRX 250 Specs (Top Speed | Horsepower | Weight)

The Yamaha SRX 250 motorcycle specifications include a 250 cc (15.26 cu in) engine, a 6-speed gearbox, and a listed weight of 137 kg (302 lb).

Key specifications

1987Year released
250 ccDisplacement
137 kgWet weight
780 mmSeat height

How the Yamaha SRX 250 compares

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

Displacement250 cc
Low 49 ccAverage 550 ccHigh 1,852 cc

About 55% lower than the Yamaha database average. Around the 41st percentile across Yamaha models.

Wet weight137 kg
Low 72.1 kgAverage 186.3 kgHigh 348.7 kg

About 26% lighter than the Yamaha database average. Around the 31st percentile across Yamaha models.

Seat height780 mm
Low 635 mmAverage 793 mmHigh 989 mm

Very close to the Yamaha database average. Around the 39th percentile across Yamaha models.

This model Yamaha database average

Yamaha database percentile rankings

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

Displacement41st

250 cc — larger displacement than about 41% of Yamaha models.

Wet weight31st

137 kg — heavier than about 31% of Yamaha models, or lighter than about 69%.

Seat height39th

780 mm — taller than about 39% of Yamaha models.

Mechanical overview

Engine layout snapshot

Single cylinder, four-stroke • 250 cc • Air cooled
Chassis snapshot

Seat 780 mm
6-speed • Belt (final drive) • 90/90-16 front / 100/90-18 rear

Additional useful specifications

Front tire size 90/90-16
Rear tire size 100/90-18
Front tire width 90 mm
Front tire aspect ratio 90%
Front rim diameter 16 in
Rear tire width 100 mm
Rear tire aspect ratio 90%
Rear rim diameter 18 in
Bore/stroke ratio 1.24:1 (Oversquare)

Model information

Year released 1987
Category Touring

Engine specifications

Engine type Single cylinder, four-stroke
Displacement 250 cc (15.26 cu in)
Bore × stroke 73.0 x 59 mm (2.9 x 2.3 inches)
Cooling system Air
Fuel system Carburettor
Fuel control Double Overhead Cams/Twin Cam (DOHC)
Starter Electric

Transmission and drivetrain

Gearbox 6-speed
Final drive Belt (final drive)

Brakes, wheels and tires

Front brakes Single disc
Rear brakes Expanding brake (drum brake)
Front tire 90/90-16
Rear tire 100/90-18

Dimensions and weight

Wet weight 137 kg (302 lb)
Seat height 780 mm (30.7 inches)

Performance

Top speed 136.0 km/h (84.5 mph)

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 Yamaha models in this specifications database. Always double-check important specifications against the motorcycle owner’s/service manual and official Yamaha information before relying on them. Visit the official Yamaha website.