Here are all the options parts for the Xray XB8 2018 and olders
Reference 02UR1731
Brand: ULTIMATE
16mm CONICAL SHOCK PISTONS (1.2mm x 8 holes) (2pcs) - UR1731
Reference 06912410
Brand: XRAY
HEX SCREW FLAT HEAD CAP FHS M4x10 (4) - 912410
Reference 06353396
Brand: XRAY
GRAPH. EXTENSION ALU REAR UPRIGHT - 2MM -2 DOTS (1+1) - 353396
Reference 06355253
Brand: XRAY
"ALU WHEEL AXLE OFFSET ""+3MM"" - LIGHT - BLACK (2) - 355253"
Reference 06355254
Brand: XRAY
"ALU WHEEL AXLE OFFSET ""+4MM"" - LIGHT - BLACK (2) - 355254"
Reference 0148225
Brand: HIRO SEIKO
XB8'18 Titanium Hex Socket Screw Set - 48225
Reference 06303122
Brand: XRAY
ALU SHIM 3x6x1.0MM (10) - 303122
Reference 06303125-O
Brand: XRAY
ALU SHIM 3x6x3.0MM - ORANGE (10) - 303125-O
Reference 06303126-K
Brand: XRAY
ALU SHIM 3x6x5.0MM - BLACK (10) - 303126-K
Reference 06303127-K
Brand: XRAY
ALU SHIM 3x6x4.0MM - BLACK (10) - 303127-K
Reference 06303129
Brand: XRAY
"COMPOSITE SET OF SHIMS 3x 3x6x1MM; 1x 3x6x2MM (2) - 303129"
Reference 06335581
Brand: XRAY
SPRING C=7.8 FOR GEAR BOX - MEDIUM - SILVER (2) - 335581