Worn synchroniser ring

Replace the synchroniser ring.

Worn synchroniser sleeve or gear

Replace the sleeve or gear.

Bent or deformed shift shaft

Replace the shift shaft.

Excessive free travel of all gears in axial direction

Replace the gear.

Worn bearings on input shaft or layshaft

Replace the bearing.

Poor adjustment of clutch cable

Adjust the clutch cable.

Distorted or broken clutch disc

Replace the clutch disc.

Damaged pressure plate

Replace the pressure plate.