Here are all the options parts for the Xray X1 2018 and olders
Reference 06373514-K
Brand: XRAY
X1 COMPOSITE REAR WING - LIGHTWEIGHT & WIDE - BLACK - 373514-K
Reference 06931438
Brand: XRAY
"BALL-BEARING 1/4""X3/8""X1/8"" STEEL SEALED - OIL (2) - 931438"
Reference 06375090
Brand: XRAY
SET OF ALU SHIMS 6.37x8.4MM (0.5MM, 1.0MM, 2.0MM) - 375090
Reference 06303121
Brand: XRAY
SET OF ALU SHIM (1.0MM, 2.0MM, 3.0MM) - 303121
Reference 06303122
Brand: XRAY
ALU SHIM 3x6x1.0MM (10) - 303122
Reference 06303123
Brand: XRAY
ALU SHIM 3x6x2.0MM (10) - 303123
Reference 06303125-O
Brand: XRAY
ALU SHIM 3x6x3.0MM - ORANGE (10) - 303125-O
Reference 06303136
Brand: XRAY
ALU SHIM 3x7x1.0MM (10) - 303136
Reference 06304981
Brand: XRAY
COMPOSITE GEAR DIFF CROSS PIN WITH HOLE - 304981
Reference 06305822
Brand: XRAY
ALU PINION GEAR - HARD COATED 22T / 64 --- Replaced with #305972 - 30
Reference 06306200-K
Brand: XRAY
ALU SERVO MOUNT - BLACK (2) - 306200-K
Reference 06338584
Brand: XRAY
SHIM 5x7x0.2 (10) - 338584