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Honda CRF250R 2021

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Motocross / Racing

2021 Honda CRF250R

249cc

4-stroke

39hp

Measured power

237lb

Curb weight

37.7in

Seat height

12in

Front travel

2021 Honda CRF250R at a glanceQuick facts

  • The 2021 Honda CRF250R has a 249cc fuel-injected 4-stroke engine, a 5-speed gearbox and electric start.
  • The 2021 CRF250R weighs 237 lb ready to ride and has a 37.7 in seat height.
  • The 2021 CRF250R runs 80/100-21 front and 100/90-19 rear tires.
  • The 2021 CRF250R takes 1.1 US qt (1.08 L) of 10W-30 engine oil; change it every 6 races or about 15 hours.
  • The 2021 CRF250R lists at $7,999 (US MSRP). It is not street legal in the US.

About the 2021 Honda CRF250RThe machine

The 2021 Honda CRF250R is a motocross race bike powered by a 249 cc, fuel-injected, liquid-cooled DOHC four-stroke single-cylinder engine with a five-speed transmission. It produced a measured 39 hp on a dyno. Its aluminum perimeter frame is paired with fully adjustable Showa suspension, offering 12 inches of front travel and 12.4 inches at the rear. HRC Launch Control and a titanium fuel tank are standard equipment, and the bike also comes with a stock skid plate and handlebar map switch. Built for sanctioned, closed-course competition, it is not street legal in the US.

Who should ride it

This CRF250R is for experienced motocross riders and racers who ride on closed courses, including competitors practicing for sanctioned events. Its competition-focused setup and tall 37.7-inch seat height suit riders who can manage a full-size motocross bike and want a machine for track sessions and racing. It is not intended as a street-legal commuter or a trail bike for casual, general-purpose riding.

2021 Honda CRF250R photosGarage

01 / 02

2021 Honda CRF250R specificationsTech specs

Engine
Displacement
249cc
Stroke
4-stroke
Fuel system
Fuel injection
Bore × stroke
79 × 50.89 mm
Compression
13.9:1
Power (measured)
39 hp at the rear wheel
Cooling
Liquid
Configuration
Single-cylinder
Valve train
DOHC
Valves
4
Engine oil
1.1 US qt (1.08 L)
Oil type
10W-30
Coolant
1.0 US qt (0.94 L)
Clutch
Type
Wet multiplate
Actuation
Cable
Assist
None (standard clutch)
Spring
Coil
Drivetrain
Starting
Electric
Transmission
5-speed
Chain size
520
Chain links
114
Front sprocket
13T
Rear sprocket
48T
Dimensions
Seat height
37.7″
Ground clearance
12.9″
Wheelbase
58.5″
Width
32.6″
Height
49.6″
Length
85.9″
Curb weight
237 lb
Fuel capacity
1.66 gal
Price & warranty
Destination charge
$380
Colors
Red
Warranty
No warranties; sold “as is”.
Equipment
HRC Launch Control
Standard
Titanium fuel tank
Standard
Frame & steering
Frame material
Aluminum
Architecture
Perimeter
Rake
27.48°
Trail
4.6″
Suspension
Front
49 mm fully adjustable leading-axle inverted telescopic Showa coil-spring fork
Front travel
12″
Rear
Pro-Link system; fully adjustable Showa single shock
Rear travel
12.4″
Wheels & tires
Front wheel
21″
Rear wheel
19″
Front tire
80/100-21 51M Dunlop MX3SF
Rear tire
100/90-19 57M Dunlop MX3S
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

2021 Honda CRF250R 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 R0451B-9
Plug gap
0.024 – 0.028 in (0.60 – 0.70 mm)
Torque specs
Oil drain bolt
16 N·m (12 ft‑lb, 1.6 kgf·m)
Spark plug
22 N·m (16 ft‑lb, 2.2 kgf·m)
Front axle
88 N·m (65 ft‑lb, 9 kgf·m)
Front axle pinch bolts
20 N·m (15 ft‑lb, 2 kgf·m)
Rear axle nut
128 N·m (94 ft‑lb, 13.1 kgf·m)
Upper triple clamp bolts
22 N·m (16 ft‑lb, 2.2 kgf·m)
Lower triple clamp bolts
20 N·m (15 ft‑lb, 2 kgf·m)
Handlebar clamp bolts
22 N·m (16 ft‑lb, 2.2 kgf·m)
Front brake caliper mounting bolts
30 N·m (22 ft‑lb, 3.1 kgf·m)
Rear sprocket nuts
32 N·m (24 ft‑lb, 3.3 kgf·m)
Front sprocket bolt
31 N·m (23 ft‑lb, 3.2 kgf·m)
Chain adjuster locknut
27 N·m (20 ft‑lb, 2.8 kgf·m)
Shock absorber mounting bolts
44 N·m (32 ft‑lb, 4.5 kgf·m)

2021 Honda CRF250R vs 2020What changed

None of the specs below changed from the 2020 model.

Spec20202021
MSRP$7,999Same
Displacement249ccSame
Curb weight237 lbSame
Seat height37.7 inSame
Front travel12 inSame
Rear travel12.4 inSame
Fuel1.66 galSame
Gearbox5-speedSame
Front tire80/100-21 51M Dunlop MX3SFSame
Rear tire100/90-19 57M Dunlop MX3SSame

Parts for the 2021 Honda CRF250RParts 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.

Tires

Stock sizes, from the owner's manual.

Controls

Grips, and the throttle part each bike needs to fit them.

Prices include shipping where the store lists it and were checked Oct 30, 2026. Prices change, so confirm at the store before you buy.

Honda CRF250R FAQPit-lane questions

  1. 01

    How much power does the 2021 Honda CRF250R make?

    It measured 39 hp on a dyno.

  2. 02

    What engine oil does the 2021 Honda CRF250R use?

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

  3. 03

    How tall is the seat on the 2021 Honda CRF250R?

    The seat height is 37.7 inches.

  4. 04

    How much does the 2021 Honda CRF250R weigh?

    Its curb weight is 237 lb.

  5. 05

    How much suspension travel does the 2021 Honda CRF250R have?

    It has 12 inches of front travel and 12.4 inches of rear travel.

  6. 06

    What is the fuel capacity of the 2021 Honda CRF250R?

    The fuel capacity is 1.66 gal.

  7. 07

    Is the 2021 Honda CRF250R street legal?

    No. It is not street legal in the US.

  8. 08

    How much did the 2021 Honda CRF250R cost new?

    The MSRP was $7,999, with a $380 destination charge.

  9. 09

    What size tires does the 2021 Honda CRF250R use?

    80/100-21 front and 100/90-19 rear.

  10. 10

    What spark plug does the 2021 Honda CRF250R take?

    NGK R0451B-9, gapped 0.024 – 0.028 in (0.60 – 0.70 mm).

  11. 11

    What chain and sprockets does the 2021 Honda CRF250R use?

    A 520 chain with 114 links on a 13-tooth front and 48-tooth rear sprocket.

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

Other Honda CRF250R model yearsOther seasons

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