Key performance
Technical specifications
Engine
- Displacement
- 249 cc
- Engine type
- Single cylinder, four-stroke
- Cooling
- Liquid
- Compression ratio
- 13.9:1
- Bore × stroke
- 79.0 x 50.9 mm (3.1 x 2.0 inches)
- Valves/cylinder
- 4
- Fuel system
- Injection. Programmed Fuel-Injection system (PGM-FI); 44mm throttle bore
- Valve timing
- Double Overhead Cams/Twin Cam (DOHC)
- Ignition
- Full transistor
- Starter
- Electric
Chassis
- Frame
- Aluminium twin tube
- Gearbox
- 5-speed
- Final drive
- Chain (final drive)
- Clutch
- Multi plate wet clutch
- Front suspension
- 49mm fully adjustable leading-axle inverted telescopic Showa SPG coil-spring fork.
- Rear suspension
- Pro-Link system; fully adjustable Showa single shock
- Front wheel travel
- 305 mm (12.0 inches)
- Rear wheel travel
- 315 mm (12.4 inches)
Brakes
- Front brakes
- Single disc. Two-piston calipers.
- Rear brakes
- Single disc
- Front tyre
- 80/100-21
- Rear tyre
- 100/90-19
Dimensions
- Seat height
- 960.00 mm
- Wheelbase
- 1481.00 mm
- Ground clearance
- 328.00 mm
- Length
- 2182.00 mm
- Width
- 828.00 mm
- Height
- 1275.00 mm
- Fuel capacity
- 6.06 L
- Weight
- 107.50 kg
Overview
What drives Honda to come back every year, scraping out a few more horsepower and shaving off a few grams from its CRF250R? The answer comes down to one word: competition. Up against a razor-sharp Yamaha YZ250F and an ever-more aggressive KTM 250 SX-F, the Hamamatsu manufacturer doesn't have the luxury of resting on its laurels. This 2020 vintage of the Honda CRF250R arrives with a serious update program, touching both the single-cylinder four-stroke engine and the chassis. On paper, it's an evolution. On the track, it might just be a subtle shift in character.

The 249 cc engine, still built around a 79 mm bore with a 50.9 mm stroke and a muscular 13.9:1 compression ratio, now claims 46 horsepower. Honda announces 4% more power and, more importantly, 8% more torque, concentrated in the mid-range. That's exactly where it matters in motocross, when you need to drive out of a corner or plow through a rutted section without losing momentum. Honda achieved this gain by reworking the cylinder head with new cam profiles, redesigning the piston, and optimizing the intake and exhaust ports. Nothing revolutionary on its own, but together it produces an engine that responds better in the usable range. The 5-speed gearbox hasn't been forgotten either, with a recalibrated second gear to match this extra torque and a surface treatment on the third and fourth gear pinions that smooths out shifts. Add in gear-specific fuel injection maps, inherited from work done on the CRF 450 R, and you get a significantly more cohesive engine-transmission package. For those wondering whether the Honda CRF250R is a two-stroke, the answer is no. It's definitely a four-stroke, and it revs like one, with usable torque rather than a frantic climb through the rev range.
On the chassis side, Honda made a smart move by borrowing the aluminum twin-spar frame and swingarm from the 2019 CRF 450 R. The frame gains flexibility, the swingarm gains rigidity. That's not contradictory—it's complementary. The result is a machine that's more stable in fast sections while remaining nimble when the terrain tightens up. The 1481 mm wheelbase and generous 328 mm ground clearance confirm a geometry built to tackle the most demanding tracks. The 49 mm Showa SPG inverted fork and Pro-Link rear shock, both fully adjustable, receive new low-speed compression damping settings. At 107.5 kg wet and with a 6-liter tank, the CRF stays within class standards. The seat height, perched at 960 mm, is a reminder that this machine is aimed at experienced riders, not beginners looking for their first motocross bike.
The braking system, often the neglected stepchild of annual updates, benefits here from new rear pads that are both more aggressive and more durable. Honda was even able to remove the disc guard, a sign that system reliability has improved. Up front, the single disc clamped by a two-piston caliper gets the job done without drama. The difference between the CRF250R and the CRF250F, often a source of confusion, is simple. The R is a pure competition machine, the F is a trail bike geared toward recreational riding. Two radically different philosophies despite sharing the same displacement.
Priced at 8999 euros, the 2020 Honda CRF250R sits at the upper end of the segment. That's the price of a machine that has benefited from genuine engineering work, not just a fresh coat of paint. The following model years, 2021 through 2025, will continue to refine the recipe, but this 2020 vintage marks a real step up. Against the YZ250F, which posts comparable top speeds around 75 mph, the Honda plays the usability card rather than chasing raw power. For a regular rider competing at the regional championship level or an enthusiast putting in serious track time, it's a solid, well-bred tool that just requires a wallet to match its ambitions.
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