RPM Associated B4 Spares & Upgrades

Keep your RC10B4 performing at its best with our range of genuine Associated spares and tough RPM hop-ups. From suspension arms, hubs and bulkheads to gearbox internals, slipper pads, diff balls and bearings, you’ll find the essentials to refresh your buggy after a hard day at the track. We also stock shock seals and shafts, turnbuckles, steering links, spur gears and 48DP pinions, plus wheels, tyres, wings and body shells to keep your B4 looking sharp and dialled in.

Unsure which parts fit your variant? Many items cover B4, B4.1 and B4.2 models—check the product notes and your manual part numbers for a perfect match, or ask our knowledgeable team for advice. RPM upgrade parts are ideal if you want extra durability for bashing or club racing.

Wheelspin Models carries large stocks for fast dispatch, with UK next day delivery options available. If you need help choosing the right spares or setup tweaks, our friendly experts are on hand to guide you—so you can spend less time searching and more time driving.