Here are all the options parts for the Xray GTX8 2017
Reference 06353364
Brand: XRAY
GT ALU REAR UPRIGHT - 353364
Reference 06354222
Brand: XRAY
CARRIER FOR 2-SPEED GEAR (2nd) - TIGHTER - 354222
Reference 06930815
Brand: XRAY
BALL-BEARING 8x14x4 STEEL SEALED - OIL (2) - 930815
Reference 06345648
Brand: XRAY
GRAPHITE 2-SPEED GEAR 48T (1st) - 345648
Reference 06345548
Brand: XRAY
COMPOSITE 2-SPEED GEAR 48T (1st) - 345548