Here are all the options parts for the Xray X4
Reference 06305407
Brand: XRAY
X4 CVD BB DRIVE SHAFT 52MM - HUDY SPRING STEEL™ - SET - 305407
Reference 06309852
Brand: XRAY
X4 BRASS WEIGHT NICKEL COATED FMOTOR MOUNT 4g+4g+8g - 309852
Reference 0148674
Brand: HIRO SEIKO
X4 Titanium Hex Socket Screw Set 115 pcs - 48674
Reference 0148675
Brand: HIRO SEIKO
X4 Titan/Alum Hex Socket Screw Set Orange - 48675
Reference 0148676
Brand: HIRO SEIKO
X4 Titan/Alum Hex Socket Screw Set Noir - 48676
Reference 06302121
Brand: XRAY
X4 FRONT ROLL-CENTER SPACER (2) - XRAY
Reference 06302240-H
Brand: XRAY
X4 COMPOSITE HUB - HARD - 302240-H
Reference 06301078-L
Brand: XRAY
X4'23 GRAPHITE UPPER DECK - SPLIT REAR - 1.6MM - 301078-L
Reference 06301079
Brand: XRAY
X4A'23 GRAPHITE UPPER DECK - SPLIT FRONT - 2.0MM - 301079
Reference 06301079-L
Brand: XRAY
X4'23 GRAPHITE UPPER DECK - SPLIT FRONT - 1.6MM - 301079-L
Reference 06302133-M
Brand: XRAY
X4 CFF™ UPPER ARM - MEDIUM - FR/RL - 302133-M
Reference 06302388
Brand: XRAY
X4'23 ALU REAR ARS PLATE - SWISS 7075 T6 (L+R) - 302388