Here are all the options parts for the Xray T4 2018 and olders
Reference 06930509
Brand: XRAY
BALL-BEARING 5x9x3 STEEL SEALED - OIL (2) - 930509
Reference 06305257
Brand: XRAY
ECS BB SC DRIVE SHAFT COUPLING - HUDY SPRING STEEL™ - 305257
Reference 06305860
Brand: XRAY
OFFSET SPUR GEAR 90T / 64 - 305860
Reference 06359210
Brand: XRAY
XRAY PREMIUM SILICONE OIL 100 cSt --- Replaced with #106310 - 359210
Reference 06305870
Brand: XRAY
OFFSET SPUR GEAR 100T / 64 - 305870
Reference 06305242
Brand: XRAY
DRIVE SHAFT REPLACEMENT PLASTIC CAP 3.5 MM - ORANGE - STRONG (4) - 30
Reference 06305862
Brand: XRAY
OFFSET SPUR GEAR 92T / 64 - 305862
Reference 06303122-O
Brand: XRAY
ALU SHIM 3x6x1.0MM - ORANGE (10) - 303122-O
Reference 06303123-O
Brand: XRAY
ALU SHIM 3x6x2.0MM - ORANGE (10) - 303123-O
Reference 06305254
Brand: XRAY
ECS (ES) DRIVE SHAFT CASE FOR 2MM PIN - HUDY SPRING STEEL™ - 305254
Reference 06306410
Brand: XRAY
ALU UNIVERSAL MOUNT - 306410
Reference 06301322-H
Brand: XRAY
FRONT BODY MOUNT SET 6MM - HARD - XRAY