Honda Service Repair Manuals


2005 CRF450X

  • ENGINE
    • Engine Type: 449cc liquid-cooled single-cylinder four-stroke
    • Bore and Stroke: 96.0mm x 62.0mm
    • Compression Ratio: 12.0:1
    • Valve Train: Unicam; four-valve
    • Fuel Delivery: Keihin 40.0mm flat-slide with throttle position sensor (TPS)
    • Ignition: CD with electronic advance and lighting coil
    • Starter: Electric & kick
  • DRIVETRAIN
    • Transmission: Wide-ratio five-speed
    • Final Drive: #520 T-ring-sealed chain; 13T/51T
  • CHASSIS / SUSPENSION / BRAKES
    • Front Suspension: 47.0mm inverted Showa cartridge fork with 16-position rebound- and 16-position compression-damping adjustability; 12.4-inch travel
    • Rear Suspension: Pro-Link Showa single shock with adjustable spring preload, 17-position rebound damping adjustability, and compression damping adjustment separated into low speed (13 positions) and high-speed (3.5 turns); 12.3-inch travel
    • Front Brakes: Single 240.0mm disc with twin-piston caliper
    • Rear Brake: s: Single 240.0mm disc
    • Front Tire: 80/100-21
    • Rear Tire: 110/100-18
  • DIMENSION
    • Rake: 27.25 degrees
    • Trail: 110.3mm (4.3 inches)
    • Wheelbase: 58.3 inches
    • Seat Height: 37.9 inches
    • Ground Clearance: 13.7 inches
    • Dry Weight: 250 pounds
    • Fuel Capacity: 2.27 gallons
  • OTHER
    • Colors: Red
    • Model ID: CRF450X
2005 Honda CRF450X
2005 Honda CRF450X

2006 CRF 450X

  • ENGINE
    • Engine Type: 449cc liquid-cooled single-cylinder four-stroke
    • Bore and Stroke: 96.0mm x 62.0mm
    • Compression Ratio: 12.0:1
    • Valve Train: Unicam; four-valve
    • Fuel Delivery: Keihin 40.0mm flat-slide with throttle position sensor (TPS)
    • Ignition: CD with electronic advance and lighting coil
    • Starter: Electric & kick
  • DRIVETRAIN
    • Transmission: Wide-ratio five-speed
    • Final Drive: #520 T-ring-sealed chain; 13T/51T
  • CHASSIS / SUSPENSION / BRAKES
    • Front Suspension: 47.0mm inverted Showa cartridge fork with 16-position rebound- and 16-position compression-damping adjustability; 12.4-inch travel
    • Rear Suspension: Pro-Link Showa single shock with adjustable spring preload, 17-position rebound damping adjustability, and compression damping adjustment separated into low speed (13 positions) and high-speed (3.5 turns); 12.4-inch travel
    • Front Brakes: Single 240.0mm disc with twin-piston caliper
    • Rear Brake: s: Single 240.0mm disc
    • Front Tire: 80/100-21
    • Rear Tire: 110/100-18
  • DIMENSION
    • Rake: 27.28 degrees
    • Trail: 112.8mm (4.4 inches)
    • Wheelbase: 58.2 inches
    • Seat Height: 37.9 inches
    • Ground Clearance: 13.7 inches
    • Dry Weight: 250 pounds
    • Fuel Capacity: 2.27 gallons
  • OTHER
    • Colors: Red
    • Model ID: CRF450X
2006 CRF 450X
2006 CRF 450X
Click image to enlarge

2007 CRF450X

  • OVERVIEW
    • If you're going to set out to build the world's best off-road bike, then you'll need world-class inspiration, right? Enter the CRF450X. Bred from the MX Championship-winning CRF450R, this machine takes trail-riding to a whole new level, featuring the world-class four-valve Unicam engine, enduro-spec suspension, wide-ratio gearing, and hassle-free electric start. No wonder one ride is all you'll need to be hooked for life.
  • ENGINE
    • Engine Type: 449cc liquid-cooled single-cylinder four-stroke
    • Bore and Stroke: 96.0mm x 62.0mm
    • Compression Ratio: 12.0:1
    • Valve Train: Unicam; four-valve
    • Fuel Delivery: Keihin 40.0mm flat-slide with throttle position sensor (TPS)
    • Ignition: CD with electronic advance and lighting coil
    • Starter: Electric & kick
  • DRIVETRAIN
    • Transmission: Wide-ratio five-speed
    • Final Drive: #520 T-ring-sealed chain; 13T/51T
  • CHASSIS / SUSPENSION / BRAKES
    • Front Suspension: 47.0mm inverted Showa cartridge fork with 16-position rebound- and 16-position compression-damping adjustability; 12.4-inch travel
    • Rear Suspension: Pro-Link Showa single shock with adjustable spring preload, 17-position rebound damping adjustability, and compression damping adjustment separated into low speed (13 positions) and high-speed (3.5 turns); 12.4-inch travel
    • Front Brakes: Single 240.0mm disc with twin-piston caliper
    • Rear Brake: s: Single 240.0mm disc
    • Front Tire: 80/100-21
    • Rear Tire: 110/100-18
  • DIMENSION
    • Rake: 27.28 degrees
    • Trail: 112.8mm (4.4 inches)
    • Wheelbase: 58.2 inches
    • Seat Height: 37.9 inches
    • Ground Clearance: 13.7 inches
    • Dry Weight: 250 pounds
    • Fuel Capacity: 2.27 gallons
  • OTHER
    • Colors: Red
    • Model ID: CRF450X
2007 CRF450X
2007 CRF450X

2008 CRF450X

  • OVERVIEW
    • After winning every Baja race it's entered, the CRF450X has established its racing cred -- and then some. Hands down, it's the best big-bore trail bike ever built. And this year, it gets even better, with fine-tuning that includes a new Honda Progressive Steering Damper, chassis upgrades, and a slimmer fuel tank. Call it perfection, improved.
  • ENGINE
    • Engine Type: 449cc liquid-cooled single-cylinder Unicam four-stroke
    • Bore and Stroke: 96.0 x 62.1mm
    • Compression Ratio: 12.0:1
    • Fuel Delivery: 40.0mm Keihin® flat-slide
    • Ignition: CD
  • DRIVETRAIN
    • Transmission: Wide-ratio five-speed
    • Final Drive: #520 T-ring-sealed chain; 13T/51T
  • CHASSIS / SUSPENSION / BRAKES
    • Front Suspension: 47.0mm inverted Showa® cartridge fork with 16-position rebound and 16-position compression damping adjustability; 12.4-inch travel
    • Rear Suspension: Pro-Link® Showa single-shock with spring preload, 13-position [low-speed] and 3.5-turn [high-speed] compression damping and 17-position rebound damping adjustability; 12.4-inch travel
    • Front Brakes: Single-disc with twin-piston caliper
    • Rear Brake: sSingle-disc
    • Front Tire: 80/100-21
    • Rear Tire: 110/100-18
  • DIMENSION
    • Rake: 27.05 degrees
    • Trail: 115 mm (4.5 inches)
    • Wheelbase: 58.2 inches
    • Seat Height: 37.9 inches
    • Ground Clearance: 13.6 inches
    • Curb Weight: 269 lbs (Includes all standard equipment, required fluids and a full tank of fuel -- ready to ride)
    • Fuel Capacity: 1.9 gallons
  • OTHER
    • Colors:Red
    • Model ID: CRF450X
2008 CRF450X
2008 CRF450X
Click image to enlarge

2009 CRF450X

  • ENGINE
    • Engine Type: 449cc liquid-cooled single-cylinder four-stroke
    • Bore And Stroke: 96mm x 62mm
    • Compression Ratio: 12.0:1
    • Valve Train: Unicam, four-valve; 35mm intake valve; 30mm exhaust valve
    • Fuel Delivery: Keihin 40mm flat-slide carburetor with Throttle Position Sensor (TPS)
    • Ignition: CD with electronic advance and lighting coil
    • Starting: Electric and kick
  • DRIVETRAIN
    • Transmission: Wide-ratio five-speed
    • Final Drive: #520 T-ring-sealed chain; 13T/51T
  • CHASSIS / SUSPENSION / BRAKES
    • Front Suspension: 47mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustability; 12.4 inches travel
    • Rear Suspension: Pro-Link Showa single shock with adjustable spring preload, 17-position rebound damping adjustability, and compression damping adjustment separated into low-speed (13 positions) and high-speed (3.5 turns); 12.4 inches travel
    • Front Brake: Single 240mm disc with twin-piston caliper
    • Rear Brake: Single 240mm disc
    • Front Tire: 80/100-21
    • Rear Tire: 110/100-18
  • DIMENSION
    • Wheelbase: 58.2 inches
    • Rake: 27.35 degrees
    • Trail: 117 mm (4.6 inches)
    • Seat Height: 37.9 inches
    • Ground Clearance: 13.6 inches
    • Fuel Capacity: 1.9 gallons
    • Curb Weight: 269 lbs (Includes all standard equipment, required fluids and a full tank of fuel-ready to ride)
  • OTHER
    • Available Colors: Red
    • Model Id: CRF450X
2009 CRF450X
2009 CRF450X

2011 CRF450X

  • ENGINE
    • Engine Type: Liquid-cooled single-cylinder four-stroke
    • Displacement: 449 cc
    • Bore and Stroke: 96 mm x 62.1 mm
    • Compression Ratio: 12.0:1
    • Valve Train: Unicam, 4 valves
    • Fuel Delivery: Keihin 40 mm flat-slide carb with throttle position sensor
  • DRIVETRAIN
    • Transmission: Wide-ratio five-speed
    • Final Drive: #520 T-ring-sealed chain, 13T/51T
  • CHASSIS / SUSPENSION / BRAKES
    • Front Suspension: 47 mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustment; 315 mm (12.4 in.) travel
    • Rear Suspension: Pro-Link Showa single shock with spring preload, 17-position rebound damping adjustment, and compression damping adjustment separated into low-speed (13 positions) and high-speed (3.5 turns); 313 mm (12.3 in.) travel
    • Tires: 80/100 - 21 front; 110/100 - 18 rear
    • Brakes: Front 240 mm disc with dual-piston caliper; rear 240 mm disc
  • DIMENSION
    • Ground Clearance: 346 mm (13.6 in.)
    • Seat Height: 963 mm (37.9 in.)
    • Wheelbase: 1,480 mm (58.3 in.)
    • Curb Weight: 122 kg (269 lb) including required fluids and full tank of gas - ready to ride
    • Fuel Capacity: 7.2 litres, including 1.6-litre reserve
  • OTHER
    • Colour: Extreme Red
    • Warranty: No warrranty
    • MSRP: $8,999
2011 CRF450X
2011 CRF450X
Click image to enlarge

2012 CRF450X

  • ENGINE
    • Engine Type: Type Liquid-cooled 4-stroke 4-valve SOHC single
    • Engine Displacement: 449 cc
    • Bore and Stroke: 96 x 62.1mm
    • Compression Ratio: 12.0:1
    • Valve Train: Unicam®, four-valve, 35mm intake valve, 30mm exhaust valve
    • Fuel Delivery: Keihin® 40mm flat-slide carburetor with Throttle Position Sensor (TPS)
    • Ignition: Computer-controlled digital capacitor discharge with electronic advance and lighting coil
    • Max. Power Output: 33.2kW/7,500min-1 (95/1/EC)
    • Max. Torque: 43.1Nm/7,000min-1 (95/1/EC)
    • Starter: Electric and kickstarter
  • DRIVETRAIN
    • Transmission: Wide-ratio five-speed
    • Final Drive: #520 T-ring sealed chain
    • Front sprocket: 13T
    • Rear sprocket: 51T
    • Front Wheels: 21 x 1.60 aluminium rim/wire spoke
    • Rear Wheels: 18 x 2.15 aluminium rim/wire spoke
  • CHASSIS / SUSPENSION / BRAKES
    • Front Suspension: 47mm Showa inverted leading-axle twin-chamber cartridge-type telescopic fork with 16-step adjustable compression and rebound damping; 315mm (12.4 inches) axle travel
    • Rear Suspension: Pro-Link with Showa damper, adjustable low-speed (13-step) and high-speed (3.5-turn) compression and 17-step rebound damping; 315mm (12.4 inches) axle travel
    • Front Brakes: 240 x 3mm hydraulic disc with dual-piston caliper and sintered metal pads
    • Rear Brakes: 240 x 4mm hydraulic disc with single-piston caliper and sintered metal pads
    • Front Tires: 80/100-21M/C (54R)
    • Rear Tires: 110/100-18M/C (70R)
  • DIMENSION
    • Rake: 27.35° (Caster Angle)
    • Trail: 117mm (4.6 inches)
    • Wheelbase: 1478.2mm (58.2 inches)
    • Overall Length: 2178mm (85.75 inches)
    • Overall Width: 821mm (32.3 inches)
    • Overall Height: 1273mm (50.1 inches)
    • Seat Height: 962.6mm (37.9 inches)
    • Ground Clearance: 345.4mm (13.6 inches)
    • Weight: Curb Weight: 122 kg (268.4 lb)
    • Fuel Capacity: 7.2 Litres (1.9 GalUS)
  • OTHER
    • Model Id: CRF450X
    • Emissions: Meets current California Air Resources Board (CARB) and EPA off-road emissions standards.
    • Colors: Red
2012 CRF450X
2012 CRF450X
Click image to enlarge



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