AI
Ktm
450 SX F
Enduro · 449 cc
For sale now50 motorcycles
- Engine
- 449 cc
- Power
- 63 hp
- Weight
- 99 kg
- Price range
- €4,250 – €11,849
- Avg. mileage
- 56 km
- Common year
- 2023 · 39 motorcycles
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What should you pay for a 450 SX F?
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What is a typical asking price?
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Based on asking prices, not sale prices. Trim, condition, maintenance and warranty still matter.
Price trend-6%
Based on price data from 4 of the past 12 months.
Used prices are trending down: the typical asking price is €350 lower than in June 2026.
Model family
450 SX F at a glance
Quick reference values. Model year, generation and trim can differ.
Displacement
449 cc
Power
63 hp · 47 kW
Torque
55 Nm
Category
Enduro
Specifications
- Displacement
- 449 cc
- Power
- 63 hp · 47 kW
- Torque
- 55 Nm
- Weight
- 99 kg
- Seat height
- 990 mm
- Top speed
- 145 km/h
- Production
- 2007 – present
- Category
- Enduro
Search results
Comparable models
Also worth considering
Models in the same category and price range to consider alongside the 450 SX F.
Generations and editions
Features and handling differ by generation. Use this overview to find the right version.
3 variants
Years
2019 - present
450 SX-F current
GenerationThe current 450 SX-F has the latest compact motocross chassis and WP XACT suspension. Factory Edition models share the basis but add race equipment; assess every bike on hours and maintenance rather than year alone.
449 cc63 hp1 cyl.
Years
2013 - 2018
450 SX-F mid generation
GenerationThe middle series gains a developed chassis and electronic fuelling. It remains a competitive MX bike; suspension service, valve clearance and starter-system wear determine condition.
449 cc63 hp1 cyl.
Years
2007 - 2012
450 SX-F early generation
GenerationThe early 450 SX-F establishes KTM's modern four-stroke motocross line with a 449 cc single and WP suspension. Hour log, piston/valves, radiators and frame inspection are essential; this is not a road bike.
449 cc63 hp1 cyl.
About this model
About the Ktm 450 SX F
The KTM 450 SX-F is a four-stroke motocross motorcycle powered by a 449cc DOHC single-cylinder engine, introduced in 2007 and continuously developed since. KTM built the 450 SX-F as a top-performance motocrosser featuring electric start (from 2012) and an aluminium trellis frame. Weighing just approximately 99kg with over 60hp on tap, a combination that has won multiple MX1/MXGP championship titles.
The KTM 450 SX-F is a circuit-only motocrosser with no road homologation. It targets advanced and professional motocross riders. The 990mm seat height and explosive power delivery require genuine technical skill. It competes with the Husqvarna FC450, Yamaha YZ450F, and Honda CRF450R. The WP Xact suspension is adjustable for terrain and rider weight.
- Category
- Enduro
- Production
- 2007 – present
- Power
- 63 hp
- Weight
- 99 kg
Before you buy
What to check before buying
- Check piston and cam for wear; four-valve engines require overhaul every 50–80 riding hours
- Inspect radiators for dents and coolant leaks
- Ask for crash history and frame inspection; a top-performance motocrosser carries a high crash risk
- Check the electric starter (2012+ models) for wear
- Check chain tension and wear on both front and rear sprockets
Frequently asked questions
Frequently asked questions about the Ktm 450 SX F
What does a used Ktm 450 SX F cost?
A used Ktm 450 SX F costs €5,850 on average. Most cost €4,250 to €11,849. This is based on 50 motorcycles for sale now.
How many used Ktm 450 SX F are for sale?
MotorMonitor now compares 50 used Ktm 450 SX F motorcycles from Dutch sales sites.
What year and mileage does an average used Ktm 450 SX F have?
The average used Ktm 450 SX F is from 2023 and has done about 56 km.