Here are all the options parts for the Xray X1 2018 and olders
Reference 0148411
Brand: HIRO SEIKO
X1'19 Titanium Hex Socket Screw Set - 48411
Reference 0148412
Brand: HIRO SEIKO
X1'19 Titan/Alum Hex Socket Screw Set - 48412
Reference 06371020
Brand: XRAY
X1'19 GRAPHITE CHASSIS & TOP DECK 2.5MM - ADJ. WHEELBASE - 371020
Reference 06375001
Brand: XRAY
XRAY SOLID AXLE 1/10 FORMULA - SET - 375001
Reference 06371185
Brand: XRAY
X1'20 GRAPHITE POD LINK PLATE 2.5MM (2) - 371185
Reference 06375892
Brand: XRAY
COMPOSITE SPUR GEAR - 92T / 64P - 375892
Reference 06375093
Brand: XRAY
ALU SHIM 6.37x8.4x6.0MM (2) - 375093
Reference 06308042-K
Brand: XRAY
ALU SHOCK ADJUSTABLE NUT - BLACK (2) - 308042-K
Reference 06308353-K
Brand: XRAY
ALU SHOCK CAP-NUT WITH VENT HOLE - BLACK (2) - 308353-K
Reference 06372410-K
Brand: XRAY
X1 ALU BALL-BEARING ANTI-ROLL BAR HOLDER - BLACK - 372410-K
Reference 06372550-K
Brand: XRAY
X1 ALU STEERING PIVOT SHAFT - BLACK - 372550-K
Reference 06376260-K
Brand: XRAY
X1 ALU SERVO MOUNT - BLACK - 376260-K