Here are all the options parts for the Xray XT4
Reference 06368011
Brand: XRAY
COMPOSITE SHOCK BALL JOINT +2MM & +4MM (2+2) - 368011
Reference 06359210
Brand: XRAY
XRAY PREMIUM SILICONE OIL 100 cSt --- Replaced with #106310 - 359210
Reference 06365881
Brand: XRAY
COMPOSITE 3-PAD SLIPPER CLUTCH SPUR GEAR 81T / 48 - 365881
Reference 08106053
Brand: HUDY
SET OF REPLACEMENT DRIVE SHAFT PINS 2.5x10 (10) - 106053
Reference 06363511
Brand: XRAY
LEXAN REAR WING 1.5MM (2) - 363511
Reference 08293561-O
Brand: HUDY
HUDY ALU REAR WING SHIM - ORANGE (2) - 293561-O
Reference 06323517
Brand: XRAY
LEXAN REAR WING - TEC - 323517
Reference 06325341
Brand: XRAY
REAR ADJUSTABLE DRIVE AXLE LB - HUDY SPRING STEEL™ - 325341
Reference 06362480
Brand: XRAY
ANTI-ROLL BAR 2.0 MM - 362480
Reference 06329902
Brand: XRAY
STADIUM TRUCK WHEEL WITH 12MM HEX - WHITE (10) - XRAY
Reference 06353561
Brand: XRAY
ALU REAR WING SHIM (2) - 353561
Reference 06930508
Brand: XRAY
BALL-BEARING 5x8x2.5 STEEL SEALED - OIL (2) - 930508