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Technical Overview
2004 GAS GAS TXT Rookie 50 Technical Analysis & Specification Breakdown
Engineered by GAS GAS for the trial motorcycle segment, the 2004 GAS GAS TXT Rookie 50 utilizes a 49.9 cc (3.1 cu in) liquid-cooled single cylinder, two-stroke layout. Internal engine geometry specifies a bore and stroke of 39.0 x 41.8 mm (1.5 x 1.6 inches).
On the scales, the TXT Rookie 50 measures 64 kg (141 lbs) dry. Rider ergonomics and chassis geometry center around a 665 mm (26.2 in) seat height — giving shorter riders and urban commuters confident flat-foot reach at traffic stops, combined with a 1,323 mm (52.1 in) wheelbase engineered for quick, flickable steering geometry. The 3-liter (0.8 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Standover Height
665 mm (26.2 in)
Engine
Displacement49.9 ccm (3.05 cubic inches)
Engine TypeSingle cylinder, two-stroke
Engine DetailsSingle cylinder, two-stroke
Bore x Stroke39.0 x 41.8 mm (1.5 x 1.6 inches)
Fuel SystemCarburettor
CoolingLiquid
Transmission
Gearbox6-speed
Final DriveChain (final drive)
Chassis
Frame TypeDeltabox rectangular profile Cr-Mo
Front SuspensionAdjustable hydraulic fork
Rear SuspensionVaribale progressive system
Wheelbase1323 mm (52.1 inches)
Ground Clearance370 mm (14.6 inches)
Wheels & Brakes
Front BrakesSingle disc
Front Brake Ø240 mm (9.4 inches)
Rear BrakesSingle disc
Rear Brake Ø200 mm (7.9 inches)
Dimensions & Weight
Dry Weight64.0 kg (141.1 pounds)
Seat Height665 mm (26.2 inches) If adjustable, lowest setting.
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.
