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Honda CRF450X 2009

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Trail / Enduro / Racing / Desert Racing

2009 Honda CRF450X

449cc

4-stroke

269lb

Curb weight

37.9in

Seat height

12.4in

Front travel

5spd

Gearbox

2009 Honda CRF450X overview

Where it ridesRace-ready
  • Street
  • Trail
  • Woods
  • Rocks
  • Desert
  • Track

The 2009 Honda CRF450X is an off-road four-stroke built for trail riding, enduro, racing and desert competition. Its liquid-cooled, carbureted single-cylinder engine uses a SOHC valve train, and an aluminum twin-spar frame supports the chassis. Standard equipment includes Honda’s Progressive Steering Damper, a spark arrester and an LED taillight. The CRF450X is also noted as a Baja championship-winning model, with equipment suited to long off-road rides as well as competition.

Who it's for

This bike suits experienced riders who want a high-performance machine for fast trails, enduro events or desert racing. Its 449 cc engine, 269 lb curb weight and 37.9 in seat height call for a rider comfortable managing a powerful, tall off-road motorcycle. It is a fit for racers and confident weekend trail riders, rather than beginners looking for an easygoing starter bike.

Quick facts

  • The 2009 Honda CRF450X has a 449cc carbureted 4-stroke engine, a 5-speed gearbox and electric and kick start.
  • The 2009 CRF450X weighs 269 lb ready to ride and has a 37.9 in seat height.
  • The 2009 CRF450X runs 80/100-21 front and 110/100-18 rear tires.
  • The 2009 CRF450X takes 0.71 US qt (0.67 L) of 10W-30 engine oil; change it every 6 races or about 15 hours (competition use).
  • The 2009 CRF450X listed at $7,499 (US MSRP).

2009 Honda CRF450X photos

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2009 Honda CRF450X specifications

Engine

Displacement
449cc
Stroke
4-stroke
Fuel system
Carburetor
Bore × stroke
96 × 62 mm
Compression
12.0:1
Cooling
Liquid
Configuration
Single-cylinder
Valve train
SOHC
Valves
4
Engine oil
0.71 US qt (0.67 L)
Oil type
10W-30
Coolant
1.28 US qt (1.21 L)

Clutch

Type
Wet multiplate
Actuation
Cable
Assist
None (standard clutch)

Drivetrain

Starting
Electric and kick
Transmission
5-speed
Chain size
520
Chain links
114
Front sprocket
13T
Rear sprocket
51T

Dimensions

Seat height
37.9″
Ground clearance
13.6″
Wheelbase
58.2″
Width
32.3″
Height
50.1″
Length
85.7″
Curb weight
269 lb
Fuel capacity
1.9 gal

Price & warranty

Colors
Red

Equipment

Spark arrester
Standard
Honda Progressive Steering Damper (HPSD)
Standard
LED taillight
Standard

Frame & steering

Frame material
Aluminum
Architecture
Perimeter
Rake
27.4°
Trail
4.6″

Suspension

Front
47mm inverted Showa cartridge fork
Front travel
12.4″
Rear
Pro-Link Showa single shock
Rear travel
12.4″

Wheels & tires

Front wheel
21″
Rear wheel
18″
Front tire
80/100-21
Rear tire
110/100-18

Brakes

Front disc
240 mm
Rear disc
240 mm

Stock features

Skid plate
Yes
Radiator fan
No

Battery / electrical

Battery
Yes
Voltage
12V
Capacity
6 Ah

2009 Honda CRF450X maintenance

From the maker's manuals. Tap a row to see the manual page.

Service intervals

Change engine oil (first time)
After the first break-in ride (competition use)
Change engine oil
Every 6 races or about 15 hours (competition use)
Replace oil filter (first time)
After the first break-in ride (competition use)
Replace oil filter
Every 6 races or about 15 hours (competition use)
Inspect gearbox oil
Every race or about 2.5 hours (competition use)
Change gearbox oil
Every 6 races or about 15 hours (competition use)
Clean air filter
Every race or about 2.5 hours (competition use)
Clean air filter
After every heat for dusty riding conditions
Inspect spark plug
Every race or about 2.5 hours (competition use)
Replace piston and rings
Every 6 races or about 15 hours (competition use)

Spark plug

Spark plug
NGK IFR8H11
Plug gap
0.039 – 0.043 in (1.0 – 1.1 mm)
Spark plug (alternative)
DENSO VK24PRZ11
Spark plug (optional)
NGK IFR9H11
Spark plug (optional, alternative)
DENSO VK27PRZ11

Torque specs

Oil drain bolt
12 ft‑lb (16 N·m, 1.6 kgf·m)
Oil filter cover bolts
7.4 ft‑lb (10 N·m, 1.0 kgf·m)
Gearbox oil drain plug
12 ft‑lb (16 N·m, 1.6 kgf·m)
Front axle nut
65 ft‑lb (88 N·m, 9.0 kgf·m)
Front axle pinch bolts
15 ft‑lb (20 N·m, 2.0 kgf·m)
Rear axle nut
94 ft‑lb (128 N·m, 13.1 kgf·m)
Upper triple clamp bolts
16 ft‑lb (22 N·m, 2.2 kgf·m)
Lower triple clamp bolts
15 ft‑lb (20 N·m, 2.0 kgf·m)
Steering stem nut
80 ft‑lb (108 N·m, 11.0 kgf·m)
Handlebar clamp bolts
16 ft‑lb (22 N·m, 2.2 kgf·m)
Front brake caliper mounting bolts
22 ft‑lb (30 N·m, 3.1 kgf·m)
Front brake disc nuts
12 ft‑lb (16 N·m, 1.6 kgf·m)
Rear brake disc nuts
12 ft‑lb (16 N·m, 1.6 kgf·m)
Rear sprocket nuts
24 ft‑lb (32 N·m, 3.3 kgf·m)
Front sprocket bolt
23 ft‑lb (31 N·m, 3.2 kgf·m)
Chain adjuster locknut
20 ft‑lb (27 N·m, 2.8 kgf·m)
Coolant drain bolt
7.4 ft‑lb (10 N·m, 1.0 kgf·m)

Parts that fit the 2009 Honda CRF450X

Exact parts for this bike. Tap one to see every store selling it, cheapest first.

Maintenance

Oil, filters, spark plug, battery, brakes and drive parts you replace as you ride.

Tires

Stock sizes, from the maker's manual.

Not listed yet: Battery. We only list a part once its maker names it for this bike, so we don't guess.

Prices include shipping where the store lists it and were checked Nov 1, 2026. A store that doesn't list its shipping is placed as if it charged what the other stores do. Prices change, so confirm at the store before you buy.

2009 Honda CRF450X vs 2008

Of the specs below, only the price changed: it has a $100 higher MSRP than the 2008 model.

Spec20082009Changed
MSRP$7,399$7,499New
Displacement449ccSame
Curb weight269 lbSame
Seat height37.9 inSame
Front travel12.4 inSame
Fuel1.9 galSame
Gearbox5-speedSame
Front tire80/100-21Same
Rear tire110/100-18Same

Honda CRF450X FAQ

  1. What engine does the 2009 Honda CRF450X have?

    It has a 449 cc, liquid-cooled, four-stroke single-cylinder engine with a SOHC four-valve head and carburetor.

  2. How tall is the seat on the 2009 Honda CRF450X?

    The seat height is 37.9 in.

  3. How much does the 2009 Honda CRF450X weigh?

    Its curb weight is 269 lb.

  4. How much suspension travel does the 2009 Honda CRF450X have?

    It has 12.4 in of travel at both the front and rear.

  5. How big is the fuel tank on the 2009 Honda CRF450X?

    Fuel capacity is 1.9 gal.

  6. What engine oil does the 2009 Honda CRF450X use?

    It uses 10W-30 engine oil, with a capacity of 0.7 US qt (0.67 L).

  7. Does the 2009 Honda CRF450X have electric start?

    Yes. It has both electric and kick starting.

  8. What was the MSRP of the 2009 Honda CRF450X?

    The US MSRP was $7,499.

  9. What size tires does the 2009 Honda CRF450X use?

    80/100-21 front and 110/100-18 rear.

  10. What spark plug does the 2009 Honda CRF450X take?

    NGK IFR8H11 (or DENSO VK24PRZ11), gapped 0.039 – 0.043 in (1.0 – 1.1 mm).

  11. What chain and sprockets does the 2009 Honda CRF450X use?

    A 520 chain with 114 links on a 13-tooth front and 51-tooth rear sprocket.

  12. Is the 2009 Honda CRF450X different from the 2008 model?

    Yes. Among the main specs, only the price changed: it has a $100 higher MSRP than the 2008 model.

Other Honda CRF450X model years

Specs from Honda's owner's manual and Honda's website. Updated .