Key performance
Technical specifications
Engine
- Displacement
- 449 cc
- Power
- 56.0 ch @ 8500 tr/min (41.2 kW)
- Torque
- 49.0 Nm @ 7000 tr/min
- Engine type
- Single cylinder, four-stroke
- Cooling
- Liquid
- Compression ratio
- 12.0:1
- Bore × stroke
- 96.0 x 62.1 mm (3.8 x 2.4 inches)
- Valves/cylinder
- 4
- Camshafts
- 1 ACT
- Fuel system
- Injection. Programmed Fuel Injection (PGM-FI), 46mm throttle body
- Valve timing
- Single Overhead Cams (SOHC)
- Ignition
- Full transistor with electronic advance
- Starter
- Electric & kick
Chassis
- Frame
- Double poutre, simple berceau dédoublé en aluminium
- Gearbox
- 5-speed
- Final drive
- Chain (final drive)
- Front suspension
- 48mm inverted KYB Air-Oil-Separate (AOS) with rebound and compression-damping adjustability
- Rear suspension
- Pro-Link KYB single shock with spring preload, rebound damping adjustability, and compression damping adjustment separated into low-speed and high-speed
- Front wheel travel
- 310 mm (12.2 inches)
- Rear wheel travel
- 315 mm (12.4 inches)
Brakes
- Front brakes
- Single disc. Twin-piston calipers
- Rear brakes
- Single disc
- Front tyre
- 80/100-21
- Rear tyre
- 110/90-19
Dimensions
- Seat height
- 953.00 mm
- Wheelbase
- 1491.00 mm
- Ground clearance
- 330.00 mm
- Fuel capacity
- 5.68 L
- Weight
- 108.90 kg
- New price
- 8 490 €
Overview
What separates a good 450 motocross bike from a machine capable of putting you on the top step of the podium? Sometimes, it comes down to details. The 2012 Honda CRF450R plays precisely on that ground — the refinements that make the difference when lap times tighten up. With its 449 cc Unicam single-cylinder engine set at a 12:1 compression ratio, it puts out 56 horsepower at 8500 rpm and 49 Nm of torque from 7000 rpm. On paper, nothing revolutionary compared to the direct competition. But it's in the way this power is delivered that Honda pulls ahead. The electronic fuel injection, present since 2009, automatically adjusts the mixture based on altitude. You go from a lowland track to a mountain circuit without touching a single setting. For those who want to go further, the HRC mapping kit allows reprogramming of ignition and injection via a simple connector, without removing the 5.68-liter tank. A real time-saver between motos.

The twin-spar aluminum frame, with its split cradle, remains the backbone of this CRF450R. The 1491 mm wheelbase and generous 330 mm ground clearance place the machine squarely within pure motocross standards. Honda opted for a 48 mm KYB inverted fork with AOS technology, separating air and oil, adjustable in rebound and compression. At the rear, the KYB Pro-Link single shock offers a level of adjustability once reserved for factory machines: spring preload, rebound, and most importantly separate low-speed and high-speed compression damping. This level of sophistication, at 8490 euros, positions the Honda against its Japanese rivals without any embarrassment. By comparison, the Yamaha YZ450F and Kawasaki KX450 were selling in the same price bracket, proof that the 450 motocross segment remains an ultra-competitive market where every manufacturer is neck and neck.
The real novelty of this model year is the HPSD progressive steering damper. Mounted between the steering column and the lower triple clamp, this compact system filters out violent handlebar reactions in rough sections while keeping the steering light through sequences of turns. The result: less arm fatigue over a full race, and improved precision in line selection. On a machine weighing 108.9 kg wet, every extra gram of comfort counts when your forearms start pumping up by the third lap. The seat height perched at 953 mm is a reminder that this Honda CRF450R is not aimed at smaller riders or beginners. It is a competition tool, designed for riders who know how to exploit a sharp chassis and a crisp throttle response.
Should you go for this 2012 CRF? If you're looking for a reliable, well-bred 450 motocross bike with serious evolution potential thanks to the HRC ecosystem, the answer is yes. The Honda CRF450R built its reputation on tracks around the world, from national championships to MXGP where riders like Tim Gajser have proven the platform's potential. Its five-speed gearbox and chain final drive remain classic but proven choices. The braking, handled by single discs with a twin-piston caliper up front, gets the job done without fanfare. You might wish for a bit more initial bite, but on dirt, progressiveness takes priority over raw braking power. This 2012 Honda CRF450R remains a safe bet for the demanding amateur rider who wants a competitive machine without spending every weekend chasing down breakdowns.
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