9mm Ball Screw (4pcs)

Servo Saver Parts Set (R4 Evo.3/R4s)

Bumper & Sus. Bush Set (R4 Evo.)

Hard Front Bulk Set (R4 Evo.3/R4s)

Front Bulk Set (R4 Evo.3/R4s)

Lightweight 2-Speed Gear Holder (R4 Evo.)

Lightweight 1st One-way Holder (R4 Evo.)

Hard Rear Diff. Shaft (R4 Evo.)

Hard Front Diff. Shaft (R4 Evo.)

Aluminum Clutch Shoe, SR/R4S/UM210 Type

Front Lower Arm Shaft (R4/3x74.5mm/2pcs)

2nd Spur Gear (54T/R4)

1st Spur Gear (60T/R4)

Hard Rear Suspension Arm Set (R4/2pcs)

Rear Suspension Arm Set (R4)

Front Suspension Arm Set (R4)

Hard Diff. Case Set (R4)

Front Knuckle Arm (R4/R4s)

Wheel Shaft

Differential Gear Set

Front Knuckle Arm

Pilot Shaft, for FW-06

Front Upper Suspension Shaft, for FW-06