Here are all the options parts for the Xray XB8 2018 and olders
Reference 06357254-G
Brand: XRAY
COMPOSITE BALL CUP 13.9 MM - GRAPHITE (2) - 357254-G
Reference 06358027
Brand: XRAY
2-WAY FLOW DELRIN SHOCK PISTON 5-H. (1.5MM) & 2-H. (1.0MM) (2) - 3580
Reference 08293561
Brand: HUDY
HUDY ALU REAR WING SHIM (2) - 293561
Reference 06352289
Brand: XRAY
COMPOSITE C-HUB 6° LEFT - 352289
Reference 06353124-H
Brand: XRAY
COMPOSITE SUSPENSION REAR ARM - LSM - RIGHT - HARD - XRAY
Reference 02UR1732
Brand: ULTIMATE
16mm CONICAL SHOCK PISTONS (1.3mm x 8 holes) (2pcs) - UR1732
Reference 02UR1734
Brand: ULTIMATE
16mm CONICAL SHOCK PISTONS (1.4mm x 6 holes) (2pcs) - UR1734
Reference 06353428
Brand: XRAY
REAR ANTI-ROLL BAR 2.8MM - 353428
Reference 06902407
Brand: XRAY
HEX SCREW SH M4x7 WITH HEX FROM BOTTOM (4) - 902407
Reference 06941318
Brand: XRAY
BALL-BEARING 13x19x4 RUBBER SEALED - GREASE (2) - 941318
Reference 08293576
Brand: HUDY
HUDY OFF-ROAD SPRING SET PROGRESSIVE SOFT-MEDIUM, ID20.1mm L=69mm (2)
Reference 06355215
Brand: XRAY
CVD ADJUSTABLE DRIVE AXLE - HUDY SPRING STEEL™ (2) - 355215