Here are all the options parts for the Xray XB4 2020 and olders
Reference 06362220-H
Brand: XRAY
COMPOSITE C-HUB 9° DEG. LEFT - HARD - 362220-H
Reference 06362244
Brand: XRAY
ALU C-HUB 12° LEFT - 362244
Reference 06362250
Brand: XRAY
COMPOSITE STEERING BLOCK - MEDIUM - V2 - 362250
Reference 06362250-G
Brand: XRAY
COMPOSITE STEERING BLOCK - GRAPHITE - 362250-G
Reference 06362250-H
Brand: XRAY
COMPOSITE STEERING BLOCK - HARD - 362250-H
Reference 06362478
Brand: XRAY
ANTI-ROLL BAR 1.8 MM - 362478
Reference 06362510-G
Brand: XRAY
COMPOSITE SERVO SAVER - GRAPHITE - 362510-G
Reference 06363112-G
Brand: XRAY
COMPOSITE SUSPENSION ARM REAR LOWER RIGHT - GRAPHITE - 363112-G
Reference 06364935
Brand: XRAY
COMPOSITE DIFF. BEVEL GEAR 35T - V2 - 364935
Reference 06365000
Brand: XRAY
BALL ADJUSTABLE DIFFERENTIAL - SET - HUDY SPRING STEEL™ - 365000
Reference 06365322
Brand: XRAY
REAR DRIVE SHAFT 68MM - HUDY SPRING STEEL™ - 365322
Reference 06365355
Brand: XRAY
"ALU WHEEL HUB 12MM - OFFSET ""+0.75MM"" (2) - 365355"