Here are all the options parts for the Xray X4F
Reference 06305245
Brand: XRAY
ECS BB DRIVE SHAFT ADAPTER - HUDY SPRING STEEL™ (2) - 305245
Reference 06303128
Brand: XRAY
ALU SHIM 3x6x6.0MM (10) - 303128
Reference 06303137-K
Brand: XRAY
ALU SHIM 3x7.5x2.0MM - BLACK (10) - 303137-K
Reference 06305306
Brand: XRAY
X4 ECS BB DRIVE SHAFT 58MM - SET - 305306
Reference 06305255
Brand: XRAY
ECS BB SC DRIVE SHAFT CASE - HUDY SPRING STEEL™ - 305255
Reference 06305395
Brand: XRAY
ECS BB SC DRIVE SHAFT PIN 2 x 8.4 (2) - 305395
Reference 06305870-O
Brand: XRAY
OFFSET SPUR GEAR 100T / 64 - ORANGE - 305870-O
Reference 06302822
Brand: XRAY
X4 ANTI-ROLL BAR - FRONT 1.2 MM - 302822
Reference 06302390
Brand: XRAY
X4 COMPOSITE CASTER GAUGE (2) - XRAY
Reference 06304973
Brand: XRAY
STEEL GEAR DIFF BB DRIVESHAFT ADAPTER - 304973
Reference 06308029
Brand: XRAY
ULP ALU PROGRESSIVE SHOCK SYSTEM - SET (2) - 308029
Reference 06302821
Brand: XRAY
X4 ANTI-ROLL BAR - FRONT 1.1 MM - 302821