Here are all the options parts for the Xray X1 2018 and olders
Reference 06305991
Brand: XRAY
NARROW ALU PINION GEAR - HARD COATED 41T / 64 - 305991
Reference 06305994
Brand: XRAY
NARROW ALU PINION GEAR - HARD COATED 44T / 64 - 305994
Reference 06305997
Brand: XRAY
NARROW ALU PINION GEAR - HARD COATED 47T / 64 - 305997
Reference 06305998
Brand: XRAY
NARROW ALU PINION GEAR - HARD COATED 48T / 64 - 305998
Reference 06306000
Brand: XRAY
NARROW ALU PINION GEAR - HARD COATED 50T / 64 - 306000
Reference 06308290
Brand: XRAY
XRAY 4S SPRING-SET C=3.0 (2) - 308290
Reference 06309960
Brand: XRAY
HOBBYWING XRS MOTOR JUSTOCK G2 - 21.5 - 309960
Reference 06338585
Brand: XRAY
SHIM 5x7x0.3 (10) - 338585
Reference 06359350
Brand: XRAY
XRAY PREMIUM SILICONE OIL 50 000 cSt --- Replaced with #106550 - 3593
Reference 06371016
Brand: XRAY
X1'18 ALU CHASSIS 2.0MM - 7075 T6 - V3 - 371016
Reference 06371017
Brand: XRAY
X1'18 ALU FLEX CHASSIS 2.0MM - 7075 T6 - V3 - 371017
Reference 06371065
Brand: XRAY
X1'19 GRAPHITE ARM MOUNT PLATE - WIDE TRACK-WIDTH - 2.5MM - 371065