Here are all the options parts for the Xray X4
Reference 06308029
Brand: XRAY
ULP ALU PROGRESSIVE SHOCK SYSTEM - SET (2) - 308029
Reference 06930508
Brand: XRAY
BALL-BEARING 5x8x2.5 STEEL SEALED - OIL (2) - 930508
Reference 06305138
Brand: XRAY
SOLID AXLE ECS BB DRIVESHAFT ADAPTER (2) - 305138
Reference 06302590
Brand: XRAY
ALU DUAL SERVO SAVER SCREW M3x7 - SWISS 7075 T6 (2) - 302590
Reference 06302180-H
Brand: XRAY
X4 CFF FRONT LOWER ARM - HARD - RIGHT - 302180-H
Reference 06302181-H
Brand: XRAY
X4 CFF FRONT LOWER ARM - HARD - LEFT - 302181-H
Reference 06302312
Brand: XRAY
X4 ALU CASTER BUSHING FRONT 5°/REAR 2.5° - 3 DOTS (4) - 302312
Reference 06302390
Brand: XRAY
X4 COMPOSITE CASTER GAUGE (2) - XRAY
Reference 06301078
Brand: XRAY
X4'23 GRAPHITE UPPER DECK - SPLIT REAR - 2.0MM - 301078
Reference 06308176
Brand: XRAY
XLP SPRING-SET C=2.6 (2) - 308176
Reference 06305335
Brand: XRAY
X4 ECS BB SC DRIVE SHAFT 58MM - COMPLETE SET - 305335
Reference 06302240-M
Brand: XRAY
X4 COMPOSITE HUB - MEDIUM - 302240-M