Here are all the spare parts for the Xray XB4 2018 and olders
Reference 06971050
Brand: XRAY
SILICONE O-RING 5x1.5 (10) - 971050
Reference 06325340
Brand: XRAY
REAR DRIVE AXLE LB - HUDY SPRING STEEL™ - 325340
Reference 06362250-H
Brand: XRAY
COMPOSITE STEERING BLOCK - HARD - 362250-H
Reference 06363112-H
Brand: XRAY
COMPOSITE SUSPENSION ARM REAR LOWER RIGHT - HARD - 363112-H
Reference 06903306
Brand: XRAY
HEX SCREW SFH M3x6 (10) - 903306
Reference 06903312
Brand: XRAY
HEX SCREW SFH M3x12 (10) - 903312
Reference 06960240
Brand: XRAY
NUT M4 WITH SERRATED FLANGE (10) - 960240
Reference 06972030
Brand: XRAY
SILICONE O-RING 3x2 (10) - 972030
Reference 06363122-H
Brand: XRAY
COMPOSITE SUSPENSION ARM REAR LOWER LEFT - HARD - 363122-H
Reference 06965023
Brand: XRAY
E-CLIP 2.3 (10) - 965023
Reference 06972050
Brand: XRAY
SILICONE O-RING 5x2 (10) - 972050
Reference 06306219
Brand: XRAY
COMPOSITE SET OF SERVO SHIMS (4) - 306219