| General information |
| Model: | Honda CR 125 R |
| Year: | 2005 |
| Category: | Cross / motocross |
| Engine and transmission |
| Displacement: | 125.00 ccm (7.63 cubic inches) |
| Engine type: | Single cylinder |
| Stroke: | 2 |
| Compression: | 8.6:1 |
| Bore x Stroke: | 54.0 x 54.5 mm (2.1 x 2.1 inches) |
| Fuel system: | Carburettor. 38.0mm Mikuni TMX with throttle position sensor (TPS) |
| Ignition: | Digital ignition with three-dimensional mapping and electronic advance |
| Cooling system: | Liquid |
| Gearbox: | 5-speed |
Transmission type final drive: | Chain |
| Physical Measurements |
| Dry weight: | 87.5 kg (192.9 pounds) |
| Seat height: | 947 mm (37.3 inches) If adjustable, lowest setting. |
| Ground clearance: | 351 mm (13.8 inches) |
| Wheelbase: | 1,471 mm (57.9 inches) |
| Chassis and dimensions |
| Rake (fork angle): | 25.8° |
| Trail: | 100 mm (3.9 inches) |
| Front Suspension: | 46.0mm inverted Kayaba cartridge fork with 18-position rebound and 20-position compression-damping adjustability |
| Front Suspension travel: | 318 mm (12.5 inches) |
| Rear Suspension: | Pro-Link Kayaba single-shock with spring-preload, 30-position rebound-damping adjustability, and compression-damping adjustment separated into low-speed (18 positions) and high-speed (2 turns); |
| Rear Suspension travel: | 318 mm (12.5 inches) |
| Front tyre dimensions: | 80/70-21 |
| Rear tyre dimensions: | 100/90-19 |
| Front brakes: | Single disc. 2-piston calipers |
| Front brakes diameter: | 240 mm (9.4 inches) |
| Rear brakes: | Single disc |
| Rear brakes diameter: | 240 mm (9.4 inches) |
| Speed and acceleration |
| Other specifications |
| Fuel capacity: | 7.57 litres (2.00 gallons) |
| Color options: | Red |
| Comments: | Model ID: CR125R |