Comparison of Yamaha TT-R90 and Yamaha TT-R90 E [S]ave
| Attribute |  Yamaha TT-R90 × |  Yamaha TT-R90 E × |
|---|---|---|
| General | ||
| Production from (year) | 2006 | 2004 |
| Make | Yamaha | Yamaha |
| Model | Yamaha TT-R90 | Yamaha TT-R90 E |
| Category | Enduro / offroad | Minibike, cross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. Mikuni TMX38 | - |
| Displacement (cm³) | 89 | 89 |
| Power (kw) | 4 | 4 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 6.1 | 6.1 |
| Bore (mm) | 47 | 47 |
| Stroke (mm) | 51.8 | 51.8 |
| Gearbox | 5-speed | - |
| Fuel control | Single Overhead Cams (SOHC) | Single Overhead Cams (SOHC) |
| Ignition | CDI | - |
| Clutch | Wet, multiple-disc | - |
| Lubrication system | Premix | - |
| Compression | 8.5:1 | 8.5:1 |
| Chassis | ||
| Front suspension | Telescopic fork | Telescopic fork |
| Rear suspension | Swinging arm (monocross) | Swinging arm (monocross) |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 110 | 110 |
| Front tyre | 70/90-M17 | - |
| Rear tyre | 90/90-M14 | - |
| Front wheel travel (mm) | 110 | 110 |
| Rear wheel travel (mm) | 125 | 95 |
| Other | ||
| Starter | Kick | - |
| Color options | - |
|
| Dimensions | ||
| Wheelbase (mm) | 1,040 | 1,040 |
| Dry weight (kg) | 60 | 60 |
| Power/weight ratio | 0.0667 | 0.0667 |
| Overall height (mm) | 865 | 865 |
| Overall length (mm) | 1,525 | 1,525 |
| Overall width (mm) | 605 | 605 |
| Seat height (mm) | 625 | 625 |
| Ground clearance (mm) | 172 | 172 |
| Performance | ||
| Fuel capacity (l) | 8 | - |
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