Here are all the options parts for the Xray XT4
Reference 06365875
Brand: XRAY
COMPOSITE 3-PAD SLIPPER CLUTCH SPUR GEAR 75T / 48 - 365875
Reference 06368042
Brand: XRAY
COMPOSITE SHOCK BUSHING & SHIM FOR ALU CAP (2+2) - 368042
Reference 06368091
Brand: XRAY
RUBBER SHOCK ABSORBER SHIM FOR ALU CAP (4) - 368091
Reference 06368284
Brand: XRAY
REAR SPRING-SET - 1 DOT (2) - 368284
Reference 06368287
Brand: XRAY
REAR SPRING-SET - 4 DOTS (2) - 368287
Reference 06368294
Brand: XRAY
REAR SPRING-SET L=57MM - 4 DOTS (2) - 368294
Reference 08293561-O
Brand: HUDY
HUDY ALU REAR WING SHIM - ORANGE (2) - 293561-O
Reference 06362272
Brand: XRAY
GRAPHITE EXTENSION ALU STEERING BLOCK (1+1) - 2 SLOTS - XRAY
Reference 06368052
Brand: XRAY
ALU SHOCK CAP-NUT WITH VENT HOLE (2) - 368052
Reference 06368277
Brand: XRAY
REAR SPRING-SET PROGRESSIVE OPEN L=55MM - 2 DOTS (2) - 368277
Reference 06366053
Brand: XRAY
GRAPHITE PLATE FOR ELECTRONICS - SET - 366053
Reference 06364975
Brand: XRAY
COMPOSITE CENTER DIFF SPUR GEAR 75T / 48 - 364975