Here are all the options parts for the Xray X4'25
Reference 06305931
Brand: XRAY
NARROW ALU PINION GEAR - HARD COATED 31T / 48 - 305931
Reference 06305932
Brand: XRAY
NARROW ALU PINION GEAR - HARD COATED 32T / 48 - 305932
Reference 06305934
Brand: XRAY
NARROW ALU PINION GEAR - HARD COATED 34T / 48 - 305934
Reference 06306165
Brand: XRAY
T4 GRAPHITE BATTERY STRAP FOR LiPo - SET - 306165
Reference 06306552
Brand: XRAY
XRAY PURE TUNGSTEN CHASSIS WEIGHT 10g - 306552
Reference 06306551
Brand: XRAY
XRAY PURE TUNGSTEN CHASSIS WEIGHT 12g - 306551
Reference 06308033-K
Brand: XRAY
XLP ALU XRAY SHOCK SPRING RETAINING COLLAR BLACK - 308033-K
Reference 06308166
Brand: XRAY
XLP SPRING-SET PROGRESSIVE C=2.6-2.9 (2) - 308166
Reference 06308175
Brand: XRAY
XLP SPRING-SET C=2.5 (2) - 308175
Reference 06308177
Brand: XRAY
XLP SPRING-SET C=2.7 (2) - 308177
Reference 06308179
Brand: XRAY
XLP SPRING-SET C=2.9 (2) - 308179
Reference 06309612
Brand: XRAY
TIRES XXT-M W/O BELT FOR LOW GRIP ASPHALT (2) - 309612