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Honda CRF450R 2023

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Motocross / Racing

2023 Honda CRF450R

450cc

4-stroke

52.5hp

Measured power

245lb

Curb weight

38in

Seat height

12.2in

Front travel

2023 Honda CRF450R at a glanceQuick facts

  • The 2023 Honda CRF450R has a 450cc fuel-injected 4-stroke engine, a 5-speed gearbox and electric start.
  • The 2023 CRF450R weighs 245 lb ready to ride and has a 38 in seat height.
  • The 2023 CRF450R runs 80/100-21 front and 120/80-19 rear tires.
  • The 2023 CRF450R takes 1.1 US qt (1.0 L) of 10W-30 engine oil; change it every 6 races or about 15 hours.
  • The 2023 CRF450R lists at $9,599 (US MSRP). It is not street legal in the US.

About the 2023 Honda CRF450RThe machine

The 2023 Honda CRF450R is a motocross racing bike built for sanctioned, closed-course competition. Its liquid-cooled, fuel-injected four-stroke single-cylinder engine uses a SOHC valve train and works with a five-speed transmission and hydraulic wet clutch. The aluminum frame, fully adjustable Showa suspension, and Dunlop Geomax MX33 tires suit track riding, while Honda Selectable Torque Control and HRC launch control are standard equipment. A stock skid plate and handlebar map switch add practical features for competition use. The CRF450R is not street legal in the US.

Who should ride it

This bike is for experienced motocross riders and racers who ride closed courses and want a competition-focused 450cc machine. Its intended use includes practice sessions, race motos, and sanctioned motocross events, where its adjustable suspension and launch-control system can be put to work. It is not aimed at beginners, casual trail riders, or buyers looking for a street-legal bike.

2023 Honda CRF450R specificationsTech specs

Engine
Displacement
450cc
Stroke
4-stroke
Fuel system
Fuel injection
Bore × stroke
96 × 62.1 mm
Compression
13.5:1
Power (measured)
52.5 hp at the rear wheel
Cooling
Liquid
Configuration
Single-cylinder
Valve train
SOHC
Valves
4
Engine oil
1.1 US qt (1.0 L)
Oil type
10W-30
Coolant
1.1 US qt (1.08 L)
Clutch
Type
Wet multiplate
Actuation
Hydraulic
Drivetrain
Starting
Electric
Transmission
5-speed
Chain size
520
Chain links
114
Front sprocket
13T
Rear sprocket
49T
Dimensions
Seat height
38″
Ground clearance
13.2″
Wheelbase
58.3″
Width
32.6″
Height
49.9″
Length
85.9″
Curb weight
245 lb
Fuel capacity
1.66 gal
Price & warranty
Destination charge
$400
Colors
Red
Warranty
Sold “as is” with no warranties.
Equipment
Honda Selectable Torque Control
Standard
HRC Launch Control
Standard
Frame & steering
Frame material
Aluminum
Rake
27.1°
Trail
4.5″
Suspension
Front
49mm fully adjustable leading-axle inverted Showa coil-spring fork
Front travel
12.2″
Rear
Pro-Link Showa single shock, fully adjustable
Rear travel
12.4″
Wheels & tires
Front wheel
21″
Rear wheel
19″
Front tire
Dunlop Geomax MX33 80/100-21
Rear tire
Dunlop Geomax MX33 120/80-19
Brakes
Front disc
260 mm
Rear disc
240 mm
Stock features
Map switch
Yes
Skid plate
Yes
Street legal (US)
No
Battery / electrical
Battery
Yes
OEM battery
HY85S
Chemistry
Lithium
Voltage
12V
Capacity
2 Ah

2023 Honda CRF450R maintenanceWrench time

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

Service intervals
Change engine oil
Every 6 races or about 15 hours
Replace oil filter
Every 6 races or about 15 hours
Clean air filter
Every race or about 2.5 hours
Inspect spark plug
Every race or about 2.5 hours
Change engine oil (first time)
After the first break-in ride
Replace oil filter (first time)
After the first break-in ride
Spark plug
Spark plug
NGK SILMAR9A-9S
Plug gap
0.031 – 0.035 in (0.80 – 0.90 mm)
Torque specs
Oil drain bolt
13 ft‑lb (18 N·m, 1.8 kgf·m)
Spark plug
16 ft‑lb (22 N·m, 2.2 kgf·m)
Front axle
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)
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)
Rear sprocket nuts
30 ft‑lb (40 N·m, 4.1 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)
Shock absorber mounting bolts
32 ft‑lb (44 N·m, 4.5 kgf·m)

2023 Honda CRF450R vs 2022What changed

Of the specs below, the 2023 Honda CRF450R is 1 lb heavier and takes the NGK SILMAR9A-9S spark plug (was NGK SILMAR10A-9S), compared with the 2022 model.

Spec20222023
MSRP$9,599Same
Displacement450ccSame
Curb weight244 lb245 lb
Seat height38 inSame
Front travel12.2 inSame
Rear travel12.4 inSame
Fuel1.66 galSame
Gearbox5-speedSame
Front tireDunlop Geomax MX33 80/100-21Same
Rear tireDunlop Geomax MX33 120/80-19Same
Spark plugNGK SILMAR10A-9SNGK SILMAR9A-9S

Parts for the 2023 Honda CRF450RParts that fit

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

Maintenance

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

Prices include shipping where the store lists it and were checked Oct 31, 2026. Prices change, so confirm at the store before you buy.

Honda CRF450R FAQPit-lane questions

  1. 01

    How much power does the 2023 Honda CRF450R make?

    It measured 52.5 hp on a dyno.

  2. 02

    What is the seat height of the 2023 Honda CRF450R?

    The seat height is 38 in.

  3. 03

    How much does the 2023 Honda CRF450R weigh?

    Its curb weight is 245 lb.

  4. 04

    How much suspension travel does the 2023 Honda CRF450R have?

    It has 12.2 in of front travel and 12.4 in of rear travel.

  5. 05

    How big is the fuel tank on the 2023 Honda CRF450R?

    Fuel capacity is 1.66 gal.

  6. 06

    What engine oil does the 2023 Honda CRF450R use?

    It uses SAE 10W-30 engine oil, with a capacity of 1.1 US qt.

  7. 07

    Is the 2023 Honda CRF450R street legal?

    No. It is not street legal in the US.

  8. 08

    What was the 2023 Honda CRF450R price?

    The US MSRP was $9,599, plus a $400 destination charge.

  9. 09

    What engine does the 2023 Honda CRF450R have?

    It has a 450cc liquid-cooled, fuel-injected four-stroke single-cylinder engine with a SOHC valve train and four valves.

  10. 10

    What size tires does the 2023 Honda CRF450R use?

    80/100-21 front and 120/80-19 rear.

  11. 11

    What spark plug does the 2023 Honda CRF450R take?

    NGK SILMAR9A-9S, gapped 0.031 – 0.035 in (0.80 – 0.90 mm).

  12. 12

    What chain and sprockets does the 2023 Honda CRF450R use?

    A 520 chain with 114 links on a 13-tooth front and 49-tooth rear sprocket.

  13. 13

    Is the 2023 Honda CRF450R different from the 2022 model?

    Among the main specs, the 2023 Honda CRF450R is 1 lb heavier and takes the NGK SILMAR9A-9S spark plug (was NGK SILMAR10A-9S), compared with the 2022 model.

Specs from Honda's owner's and service manuals, Honda's website and published spec sheets. Updated . Spot a mistake?

Other Honda CRF450R model yearsOther seasons

2021202220232024202520262027