RPM Arrma Kraton 4x4 4S Spares & Upgrades

Keep your Arrma Kraton 4x4 4S BLX charging hard with our comprehensive range of genuine spares and proven upgrades. From arms, hubs and steering to diffs, driveshafts, spur and pinion gears, bearings, shock towers, body mounts, bumpers, wing sets and tyres, we’ve got the essentials to repair and reinforce your basher. Prefer upgrades? Choose RPM tough A-arms and link options, Spektrum electrics including Firma ESCs, motors, servos and receivers, plus Dynamite tools, chargers and field gear to keep you running. We also stock Losi oils, greases and hardware popular with Arrma tuners. Not sure which part fits? Check your manual for the ARA part number or ask our knowledgeable customer service team — we’re happy to help identify 4S-specific components versus similar 3S/6S parts. With large UK stocks and friendly service, you can count on quick fixes and less downtime. Order with confidence and enjoy fast shipping across the UK, including next day delivery options. Use the filters to narrow by sub-assembly or brand, then add to basket for an easy, track‑ready repair.