4X4 Transmission Upgrade Set: ARRMA BOOST Arrma ARA210003

4X4 Transmission Upgrade Set: ARRMA BOOST Overview Convert your ARRMA 4x2 BOOST vehicle for full 4x4 traction! Features Includes all parts required to convert your 4x2 BOOST model to become 4 wheel drive Contains full instructions to allow conversion in quick, easy steps Includes 1 x Instruction Sheet 1 x ARRMA 4x4 Decal Sheet 2 x Universal Joint front slider driveshafts 1 x Assembled composite differential 1 x Differential Yoke 1 x Hybrid Aluminum and Composite Input Gear 1 x Short Center Driveshaft to suit GRANITE & VORTEKS 4x2 BOOST Models 1 x Long Center Driveshaft to suit SENTON 4x2 BOOST Models Media Gallery