HPI B036 Thrust Bearing 4x9x4 R40

HPI B036 Thrust Bearing 4x9x4 R40

Genuine HPI Racing 4x9x4mm thrust bearing for the R40. Thrust bearings handle axial loads inside assemblies like the ball differential, allowing smooth, consistent adjustment and operation under load.

Replace a worn or notchy thrust bearing to restore silky diff action and consistent performance. Fits and installs exactly like the original.

• Genuine HPI Racing part #B036
• Thrust bearing, 4x9x4mm
• Fits the HPI R40
• Smooth operation under axial load
• Direct-fit factory replacement