HPI Racing B017 Bearings 4x8x3mm RC Ball Bearing - HPIB017

The HPI Racing B017 Ball Bearings are precision 4x8x3mm bearings supplied in a pack of two, designed as direct replacement bearings for HPI Racing RC cars and compatible models. Measuring 4mm inner diameter, 8mm outer diameter, and 3mm wide, these small-format bearings are a standard size used across a wide range of HPI vehicles in steering, drivetrain, and motor positions. Keeping bearings in good condition is one of the most straightforward ways to maintain smooth running and reduce drivetrain friction, making a pack of spares a sensible addition to any HPI owner's parts kit.

Key Features

• Standard 4x8x3mm dimensions suit a variety of bearing locations across HPI RC car models
• Supplied as a pack of two, useful for positions that use matched pairs such as motor or axle mounts
• Direct HPI Racing part, style code HPIB017, ensuring correct sizing for HPI applications
• Small-format ball bearings suited to light-load, high-speed rotation points common in 1/10 and smaller scale RC drivetrains

What's Included

• 2 x HPI Racing 4x8x3mm ball bearings (HPIB017)

What You Need

• Check your vehicle's manual or parts diagram to confirm the correct bearing positions before fitting
• Basic RC tools such as a bearing press or small punch may be needed for installation