These are the known mechanical and performance specifications for your 2021 KTM 450 SX-F Factory.
Basic Specs
Engine
Displacement449.3 ccm (27.42 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression
Bore/Stroke95.0 x 63.4 mm (3.7 x 2.5 inches)
Valves/Cylinder
FuelingInjection
IgnitionKeihin EMS
ExhaustAkrapoviÄ Slip-On silencer
Lubrication
CoolingLiquid
Drivetrain
Gearbox4-speed
Final Drive
ClutchWet, DDS multi-disc clutch, Brembo hydraulics
Driveline5/8 x 1/4
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity7.00 litres (1.85 US gallons)
Emissions
Chassis
Frame Type25CrMo4 steel central-tube
Rake26.1 deg
Trail
Front SuspensionWP XACT-USD, Ø 48 mm
Front Travel310 mm (12.2 inches)
Rear SuspensionWP XACT Monoshock with linkage
Rear Travel300 mm (11.8 inches)
SeatFactory seat with Selle Dalla Valle logo
Seat Height950 mm (37.4 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height
Total Length
Total Width
Ground Clearance370 mm (14.6 inches)
Wheelbase1485 mm (58.5 inches)
Dry Weight100.5 kg (221.6 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre
Rear Tire/Tyre
Front BrakesSingle disc. Brake calipers on floating bearings
Front Brake Diameter260 mm (10.2 inches)
Rear BrakesSingle disc. Brake calipers on floating bearings
Rear Brake Diameter220 mm (8.7 inches)
WheelsKTM Factory wheels. Wire spoked.
Comments
Connectivity to a myKTM app