2023 Gas Gas RX 450F Replica Technical Analysis & Specification Breakdown
Built around Gas Gas's enduro - offroad motorcycle platform, the 2023 Gas Gas RX 450F Replica pairs a 449.9 cc (27.5 cu in) liquid-cooled single cylinder, four-stroke architecture with road-focused gearing. Internal engine geometry specifies a bore and stroke of 95.0 x 63.4 mm (3.7 x 2.5 inches).
On the scales, the RX 450F Replica measures 100 kg (220 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 1,490 mm (58.7 in) wheelbase engineered for balanced agility and highway composure. The 35-liter (9.2 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Gas Gas archive, this model family spans 2 indexed model years from 2023 to 2024, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Standover Height
950 mm (37.4 in)
Engine
Displacement449.9 ccm (27.45 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsTitanium valves
Bore x Stroke95.0 x 63.4 mm (3.7 x 2.5 inches)
Valves/Cylinder4
Fuel SystemInjection
Fuel ControlSingle Overhead Cams (SOHC)
IgnitionHitachi Astemo EMS
LubricationForced oil lubrication with 2 oil pumps
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.
