Diff

2 10x15x4mm
2 5x8x2.5mm (Ball diff only)
1 3x8x3mm Thrust bearing (Ball diff only)
14 3mm Balls (Ball diff only)

Front Hubs

4 5x10x4mm

Hubs - Rear

2 5x13x4mm
2 10x15x4mm

Steering Cranks

4 3x7x3mm

Transmission Case

1 5x11x4mm
1 5x8x2.5mm
2/4 5x10x4mm (2 or 4 bearings depending on idler gear config)