| MODEL | AJP SPR 310R 2021 |
| Year | 2021 |
| Engine Type | Single cylinder, four-stroke, DOHC, 4 valves |
| Displacement / Capacity | 297.6 cc / 18.16 cu in |
| Bore X Stroke | — |
| Compression Ratio | 12.9:1 |
| Cooling System | Oil and air |
| Max Power | — |
| Max Torque | — |
| Ignition | — |
| Induction | Fuel injection, 45 mm |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | Wet sump |
| Gear Box | 6-speed |
| Clutch | Oil bath, multidisc |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Composite aluminium/steel |
| Front Suspension | ZF Sachs 48 mm, fully adjustable, 300 mm / 11.8 in travel |
| Rear Suspension | ZF Sachs progressive system with reservoir, fully adjustable, 300 mm / 11.8 in travel |
| Front Brakes | Single 260 mm / 10.2 in disc |
| Rear Brakes | Single 220 mm / 8.7 in disc |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 960 mm / 37.8 in |
| Wheelbase | 1450 mm / 57.1 in |
| Ground Clearance | 355 mm / 14.0 in |
| Dry Weight | — |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 90/90-21 |
| Rear Tyre | 140/80-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 9.5 Litres / 2.51 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The SPR 310R is a DOHC 298 cc air-and-oil-cooled single with fuel injection and a six-speed box, in the tall long-travel SPR chassis. It sits between the 250 and the 510R as a torquey, lightweight enduro for confident riders. First model year.
