Chassis troubleshooting information (Aprilia RS125/3)
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- Aprilia
- RS-series
- RS 125 [3]
- Information for owner
- Troubleshooting
- Chassis troubleshooting inform…
| Trouble | Symptom and possible causes | Remedy |
| Hard steering | Steering adjusting ring nut overtightened. | Adjust. |
| Steering bearing damaged. | Replace. | |
| Steering stem distorted. | Replace. | |
| Tyre underinflated. | Adjust. | |
| Handlebars shake | Uneven front fork settings. | Adjust. |
| Front fork buckled. | Replace. | |
| Front wheel rim and/or tyre warped. | Replace. | |
| Front wheel wobbles | Wheel rim warped. | Replace. |
| Front wheel hub bearings worn. | Sostituire. | |
| Tyre defective or does not meet specification. | Replace. | |
| Wheel spindle nut loose. | Tighten. | |
| Front fork oil does not meet specification. | Adjust. | |
| Front fork too soft | Springs yielded. | Replace. |
| Front fork oil level low. | Top up | |
| Front fork too stiff | Front fork oil does not meet specification (viscosity too high). | Replace. |
| Front fork overfilled. | Remove excess oil. | |
| Front fork is noisy | Front fork oil level low. | Top up. |
| Suspension nuts loose. | Tighten. | |
| Rear wheel wobbles | Wheel rim warped. | Replace. |
| Wheel hub bearings or swinging arm bearings worn. | Replace. | |
| Tyre defective or does not meet specification. | Replace. | |
| Swinging arm and shock absorber bearings worn. | Replace. | |
| Rear suspension bolts or nuts loose. | Tighten. | |
| Rear suspension too soft | Shock absorber spring yielded. | Replace. |
| Adjuster incorrectly set. | Adjust. | |
| Perdita d'olio dall'ammortizzatore. | Sostituire. | |
| Rear suspension too stiff | Adjuster incorrectly set. | Adjust. |
| Shock absorber pivot bolt distorted. | Replace. | |
| Swinging arm distorted. | Replace. | |
| Swinging arm and shock absorber bearings worn. | Replace. | |
| Rear suspension noisy | Rear suspension bolts or nuts loose. | Tighten. |
| Swinging arm and shock absorber bearings worn. | Replace. |
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This article has been reviewed: Artemy Kuzmin
Brakes troubleshooting information
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Battery troubleshooting information
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- Information for owner
- Introduction to manual
- Maintenance
- Troubleshooting
- Engine and systems
- Engine repair
- Fuel system
- Cooling and lube system
- Running gear and frame
- Frame and hinged elements
- Front suspension and handlebar
- Rear suspension
- Brake system
- Wheels and tires
- Electric equipment
- Equipment and devices
- Starting and charging system