Here are all the options parts for the Xray XB4 2020 and olders
Reference 06362551
Brand: XRAY
SERVO SAVER PIVOT SHAFT +2MM (2) - 362551
Reference 06363314
Brand: XRAY
ALU LOWER SUSP. HOLDER 3° REAR-FRONT - NARROW - 7075 T6 - 363314
Reference 06364182
Brand: XRAY
SLIPPER CLUTCH SPRING C=46 - BLACK - 364182
Reference 06364912-G
Brand: XRAY
COMPOSITE GEAR DIFFERENTIAL CASE - LARGE VOLUME - GRAPHITE - 364912-G
Reference 06364920-G
Brand: XRAY
COMPOSITE GEAR DIFFERENTIAL COVER - LARGE VOLUME - GRAPHITE - 364920-
Reference 06361108
Brand: XRAY
XB4'20 ALU CHASSIS - SWISS 7075 T6 (2.5MM) - 361108
Reference 06365224
Brand: XRAY
ECS DRIVE SHAFT 83MM WITH 2.5MM PIN - 365224
Reference 06369811
Brand: XRAY
BRASS CHASSIS WEIGHT 20G (2) - 369811
Reference 06364100
Brand: XRAY
XB4 MULTI-ADJUSTABLE SLIPPER CLUTCH (MSC) - SET - 364100
Reference 06364174
Brand: XRAY
OUTDRIVE ADAPTER FOR SLIPPER CLUTCH MSC - FRONT - 364174
Reference 06369710
Brand: XRAY
BODY FOR 1/10 4WD OFF-ROAD BUGGY - GAMMA 4D - 369710
Reference 06369711
Brand: XRAY
BODY FOR 1/10 4WD OFF-ROAD BUGGY - GAMMA 4D - LIGHT - 369711