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Every 3 years or 6000 km:
• Check the wear levels (brake pads, gear system, tyres),
• Check the bearings (bottom bracket, wheels, steering, pedals),
• Check the cables (brakes, derailleur, suspension), or the hydraulic brake hose,
• Change the transmission (chain, free wheel, chain ring),
• Check the power-assistance system is working correctly,
• Change the tyres,
• Replace the wheels for wear (spokes, wheel rim),
• Tighten and/or straighten the wheels.
• Changing the brake pads,
• Check the power-assistance system is working correctly,
• Check electric functions.