14 August. Friday 2026
Honda CRF450RX - 2018 Specifications and Reviews
The 2018 Honda CRF450RX is a dual-sport motorcycle designed for serious off-road enthusiasts seeking long-distance adventure capability. Known for its reliable electric-start 450cc engine, sturdy construction, and excellent ground clearance, it excels in mixed terrain riding from desert to trail. The bike balances competitive dirt bike performance with practical comfort features for extended backcountry exploration.
General information | |
| Category | Enduro / offroad |
| Year | 2018 |
| Model | Honda CRF450RX |
Engine and Transmission Specifications | |
| Driveline | #520 T-ring-sealed chain; 13T/51T |
| Transmission type,final drive | Chain |
| Gearbox | 5-speed |
| Cooling system | Liquid |
| Ignition | Full transistorized with electronic advance |
| Fuel control | Single Overhead Cams (SOHC) |
| Fuel system | Injection. Programmed Fuel Injection (PGM-FI) |
| Valves per cylinder | 4 |
| Bore x Stroke | 96.0 x 62.0 mm (3.8 x 2.4 inches) |
| Compression | 13.5:1 |
| Engine details | 38mm intake valve, titanium; 31mm exhaust, steel |
| Engine type | Single cylinder, four-stroke |
| | |
Brakes, suspension, Frame and wheels | |
| Wheels | Dunlop Geomax tires |
| Rear brakes diameter | 240 mm (9.4 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 260 mm (10.2 inches) |
| Front brakes | Single disc. Two-piston calipers. |
| Rear tyre | 120/90-18 |
| Front tyre | 90/90-21 |
| Rear wheel travel | 312 mm (12.3 inches) |
| Rear Suspension | Pro-Link® Showa single shock with adjustable spring preload, rebound and compression damping adjustability |
| Front wheel travel | 305 mm (12.0 inches) |
| Front Suspension | 49mm inverted Showa fork with rebound and compression damping adjustability |
| Trail | 116 mm (4.6 inches) |
| Rake (fork angle) | 27.2° |
| Frame type | Semi-double cradle, aluminium twin-spar |
Physical measures and capacities | |
| Reserve fuel capacity | 1.60 litres (0.42 gallons) |
| Fuel capacity | 8.33 litres (2.20 gallons) |
| Wheelbase | 1,476 mm (58.1 inches) |
| Ground clearance | 328 mm (12.9 inches) |
| Seat height | 960 mm (37.8 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 116.6 kg (257.0 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Model ID: CRF450RX. |
| Starter | Electric & kick |
| Color options | Red |
Performance Profile & Rider Fit
Best For
Track55%
City10%
Cornering75%
Daily Riding15%
Touring20%
Passenger5%
Rider Profile
| Best For | This is a serious off-road weapon best suited to intermediate through expert riders who already have dirt bike experience, not a first-ever motorcycle. |
| Purpose | Built for cross-country and hard enduro-style off-road riding, with the durability and lighting/spark arrestor considerations typical of a closed-course and trail-legal race bike rather than street commuting. |
| Rider Fit | The tall 37.7-inch seat height, 256-lb wet weight, and aggressive ergonomics demand good rider fitness, leg length, and confidence standing and shifting body weight on rough terrain. |
| Character | It has the raw, high-strung feel of a factory-style motocross-derived engine tuned for tractable power delivery over rocks, roots, and trails, rewarding an aggressive, active riding style. |
| Not Ideal For | This is not the right choice for new riders, commuters, highway travel, two-up riding, or anyone wanting a comfortable, low-maintenance daily street bike. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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Rider Reviews
Total comments: 1
MotorcycleDB Review
The 2018 Honda CRF450RX is a top-of-the-line off-road motorcycle that delivers impressive performance and handling. Its powerful 449cc engine provides plenty of torque and acceleration, making it a great choice for riders who enjoy tackling challenging terrain. The bike's lightweight design and agile suspension system allow for nimble handling, while its durable construction makes it capable of withstanding the rigors of off-road riding. Overall, the CRF450RX is a reliable and versatile choice for serious off-road enthusiasts. In addition to its impressive performance, the 2018 Honda CRF450RX also features a number of advanced technologies and ergonomic design elements that enhance the riding experience. The bike comes equipped with a sophisticated fuel injection system for optimal fuel efficiency and response, as well as electric start for added convenience. Its comfortable seating position and intuitive controls make it easy to handle, while its sleek and modern aesthetics give it a stylish and attractive appearance. Whether you're navigating tight trails or open desert terrain, the CRF450RX offers a thrilling off-road experience that is sure to impress.Add a Comment
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