2017 GAS GAS EC 250 Racing Technical Analysis & Specification Breakdown
Built around GAS GAS's enduro - offroad motorcycle platform, the 2017 GAS GAS EC 250 Racing utilizes a 249.3 cc (15.2 cu in) liquid-cooled single cylinder, two-stroke layout. Internal engine geometry specifies a bore and stroke of 66.4 x 72.0 mm (2.6 x 2.8 inches).
On the scales, the EC 250 Racing measures 107 kg (236 lbs) dry. Rider ergonomics and chassis geometry center around a 950 mm (37.4 in) seat height — reflecting a long-travel chassis stance that favors ground clearance and off-pavement control, combined with a 1,480 mm (58.3 in) wheelbase engineered for balanced agility and highway composure. The 9.5-liter (2.5 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's GAS GAS archive, this model family spans 4 indexed model years from 2008 to 2017, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Standover Height
950 mm (37.4 in)
Engine
Displacement249.3 ccm (15.21 cubic inches)
Engine TypeSingle cylinder, two-stroke
Engine DetailsDirect reed valve VForce 4
Bore x Stroke66.4 x 72.0 mm (2.6 x 2.8 inches)
Fuel SystemCarburettor. Keihin PKWS 38 mm
IgnitionElectronic
Lubrication2-stroke-oil/fuel mixed 1:50
CoolingLiquid
Transmission
Gearbox6-speed
Final DriveChain (final drive)
ClutchMultidisc in oil bath
Performance
ExhaustFMF
Chassis
Frame TypePerimeter frame in chrome-molybdenum
Front SuspensionMarzocchi Shiver invertid Ø48 mm
Front Travel305 mm (12.0 inches)
Rear SuspensionAluminium swingarm. Reiger Mono shock. Spring preload, rebound and compression high/low speed.
Rear Travel298 mm (11.7 inches)
Wheelbase1480 mm (58.3 inches)
Wheels & Brakes
Front Tyre90/90-21
Rear Tyre140/80-18
Front BrakesSingle disc. Wave disc. Two-piston calipers.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
