Here are all the options parts for the Xray T4 2020
Reference 06303801
Brand: XRAY
ANTI-ROLL BAR FOR BALL-BEARINGS - REAR 1.1 MM - 303801
Reference 06304971
Brand: XRAY
GEAR DIFF OUTDRIVE ADAPTER - HUDY SPRING STEEL™ (2) - 304971
Reference 06305252
Brand: XRAY
ECS DRIVE SHAFT CASE FOR 2MM PIN - HUDY SPRING STEEL™ - 305252
Reference 06305778
Brand: XRAY
OFFSET SPUR GEAR 78T / 48 - HARD - 305778
Reference 06305823
Brand: XRAY
ALU PINION GEAR - HARD COATED 23T / 64 --- Replaced with #305973 - 30
Reference 06305878
Brand: XRAY
OFFSET SPUR GEAR 108T / 64 - 305878
Reference 06308277
Brand: XRAY
XRAY 4S SPRING-SET C=2.9 (2) - 308277
Reference 06308323
Brand: XRAY
T4 ALU SHOCK BODY (2) - 308323
Reference 06309854
Brand: XRAY
PRECISION BALANCING CHASSIS WEIGHT CENTER 30 G - 309854
Reference 06970100
Brand: XRAY
O-RING 10 x 1.5 (10) - 970100
Reference 06930154
Brand: XRAY
BALL-BEARING 1.5x4x2 STEEL SEALED - OIL (4) - 930154
Reference 06304972
Brand: XRAY
ALU GEAR DIFF CVD BB DRIVESHAFT ADAPTER (2) - 304972