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Technical Overview
2023 Fantic XX 125 Technical Analysis & Specification Breakdown
At the heart of the 2023 Fantic XX 125 cross - motocross motorcycle, Fantic utilizes a 125 cc (7.6 cu in) liquid-cooled single cylinder, two-stroke layout. Internal engine geometry specifies a bore and stroke of 54.5 x 54.0 mm (2.1 x 2.1 inches) with a 8.8:1 compression ratio.
On the scales, the XX 125 measures 90 kg (198 lbs) wet (curb). Rider ergonomics and chassis geometry center around a 975 mm (38.4 in) seat height — reflecting a long-travel chassis stance that favors ground clearance and off-pavement control, combined with a 1,440 mm (56.7 in) wheelbase engineered for balanced agility and highway composure. The 9-liter (2.4 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Standover Height
975 mm (38.4 in)
Engine
Displacement125.0 ccm (7.63 cubic inches)
Engine TypeSingle cylinder, two-stroke
Engine DetailsReed intake
Compression8.8:1
Bore x Stroke54.5 x 54.0 mm (2.1 x 2.1 inches)
Valves/Cylinder4
Fuel SystemCarburettor. Keihin PWK28S/1
IgnitionCDI
LubricationPre-mix
CoolingLiquid
Transmission
Gearbox6-speed
Final DriveChain (final drive)
ClutchWet multi-disc
Performance
Emission DetailsEuro 5
Chassis
Frame TypeAluminum semi double cradle
Rake26.0°
Trail109 mm (4.3 inches)
Front SuspensionKYB ø48 mm, fully adjustable
Front Travel300 mm (11.8 inches)
Rear SuspensionKYB, fully adjustable
Rear Travel315 mm (12.4 inches)
Wheelbase1440 mm (56.7 inches)
Wheels & Brakes
Front Tyre80/100-21
Rear Tyre100/90-19
Front BrakesSingle disc. Wave disc
Front Brake Ø260 mm (10.2 inches)
Rear BrakesSingle disc. Wave disc
Rear Brake Ø220 mm (8.7 inches)
WheelsAluminium, anodized black, wire spoked
Dimensions & Weight
Weight incl.90.0 kg (198.4 pounds)
Seat Height975 mm (38.4 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.
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.
