| MODEL | MAICO CROSS 685 2009 - 2014 |
| Year | 2009 - 2014 |
| Engine Type | Single cylinder, two stroke |
| Displacement / Capacity | 684 cc / 41.7 cu in |
| Bore X Stroke | 100 x 87 mm |
| Compression Ratio | — |
| Cooling System | Liquid cooled |
| Max Power | 60 kW / 82 hp |
| Max Torque | — |
| Ignition | PVL digital |
| Induction | Bing 455/44-205 carburettor, reed valve |
| Start System | Kick |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 5-speed |
| Clutch | Wet, multi-plate |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Chrome-molybdenum tube |
| Front Suspension | WP upside-down 48 mm fork, 305 mm / 12.0 in travel |
| Rear Suspension | Maico twin link with Reiger shock, 320 mm / 12.6 in travel |
| Front Brakes | Single disc, 260 mm, 2-piston caliper |
| Rear Brakes | Single disc, 220 mm, 1-piston caliper |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 960 mm / 37.8 in |
| Wheelbase | 1480 mm / 58.3 in |
| Ground Clearance | 388 mm / 15.3 in |
| Dry Weight | 101 kg / 223 lbs |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 80/100-21 |
| Rear Tyre | 120/100-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 9.5 Litres / 2.5 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The largest-capacity member of the modern Maico motocross range, a 684 cc liquid-cooled two-stroke single above the 620. It shares the 620's chassis, suspension and brakes, so the extra displacement is the main difference. Aimed at experienced riders wanting maximum two-stroke punch.
