EU customers! Please be aware that due to Brexit, you may have to pay import charges on items coming from the UK! Coronovirus: Whilst many areas are delivering on time, substantial delays (Many weeks) can occasionally be experienced on international deliveries. Chicago Shipping centre is especially slow! Delays of up to 6 weeks are sometimes being seen.

Arrma Differential Coupler / Diff Cup / Drive Cup Pair (5mm output to 8mm shaft ball end)

Arrma Differential Coupler / Diff Cup / Drive Cup Pair (5mm output to 8mm shaft ball end)

Regular price
Sale price
Unit price
Tax included. Shipping calculated at checkout.

High quality hardened steel drive cups to fit 5mm shafts.

Specially designed for the Scorched Parts diff locker with reduced shoulder diameter to clear the diff housing. These are from a new high strength steel material and hardening process to make even harder, stronger cups.

Also suitable for centre drive shaft to front or rear diff coupling.

This item include 2 x parts

Please de-grease parts and assemble with high strength Loctite. Loctite 271 is recommended. 


Modifying your RC from stock condition can result in unexpected results. Operation of modified models must take this into account. Always follow the original manufacturers instructions. Whilst we build our parts to the highest standards we are able, like all rc parts, our parts cannot be guaranteed for performance, strength and durability in every situation or configuration. Do not use your RC in public areas. Do not use your RC where unexpected results could cause injury or damage to property. High Speed RC’s require GREAT CARE and a responsible attitude to use safely.