| ATK's profilation of this bike |
| Rotax 4 stroke engine (560GS-A) |
|
General information |
|
Model name
|
ATK 604 MX |
|
Model year
|
1991 |
|
Category
|
Cross / motocross |
|
Rating
|
3.3 Check out the detailed rating of off-road capabilities, engine performance, maintenance cost, etc. Compare with any other bike. |
|
Engine and transmission |
|
Displacement
|
562.0 ccm (34.29 cubic inches) |
|
Engine type
|
Single cylinder, four-stroke |
|
Power output
|
40.0 HP (29.2 kW)) |
|
Compression
|
9.8:1 |
|
Bore x stroke
|
94.0 x 81.0 mm (3.7 x 3.2 inches) |
|
Valves per cylinder
|
4 |
|
Fuel system
|
Carburettor. Mikuni TM 38 Flat Slide |
|
Fuel control
|
Double Overhead Cams/Twin Cam (DOHC) |
|
Ignition
|
CDI - Electric Advancing System |
|
Lubrication system
|
Dry Sump System |
|
Cooling system
|
Air |
|
Gearbox
|
5-speed |
|
Transmission type
|
Chain (final drive) |
|
Clutch
|
Wet plate |
|
Exhaust system
|
Supertrapp -Stainless-Steel |
|
Chassis, suspension, brakes and wheels |
|
Frame type
|
Nickel-Plated-Heat-Treated-Chromoly |
|
Front suspension
|
WP Adjustable USD |
|
Front wheel travel
|
300 mm (11.8 inches) |
|
Rear suspension
|
WP Multi-Adjuster Shock (Linkless) |
|
Rear wheel travel
|
330 mm (13.0 inches) |
|
Front tire
|
80/100-21 |
|
Rear tire
|
120/90-18 |
|
Front brakes
|
Single disc. 2-piston calipers |
|
Diameter
|
240 mm (9.4 inches) |
|
Rear brakes
|
Single disc. Disk mounted on front-sprocket . 1 piston caliper |
|
Diameter
|
140 mm (5.5 inches) |
|
Physical measures and capacities |
|
Dry weight
|
122.9 kg (271.0 pounds) |
|
Power/weight ratio
|
0.3254 HP/kg |
|
Seat height
|
950 mm (37.4 inches) If adjustable, lowest setting. |
|
Overall length
|
1473 mm (58.0 inches) |
|
Overall width
|
860 mm (33.9 inches) |
|
Ground clearance
|
343 mm (13.5 inches) |
|
Wheelbase
|
1473 mm (58.0 inches) |
|
Fuel capacity
|
17.41 litres (4.60 US gallons) |
|
Oil capacity
|
2.30 litres (2.43 US quarts) |
|
Other specifications |
|
Color options
|
White |
|
Starter
|
Electric & kick |
| Update specs | Report missing specs or required updates. |
|
Further information |
| Insurance costs | Compare US insurance quotes from the nation's top providers. |
| Parts finder |
Check out our overview of motorcycle webshops at Bikez.info. |
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
| Ask questions | Join the 91 ATK 604 MX discussion group or the general ATK discussion group. |
| Related bikes | List related bikes for comparison of specs. |
|
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