Notes: 129970-01500 CASE, GEAR is original YANMAR product. 129970-01500 CASE, GEAR5 is commonly used in transmissions/axles/engines 4TNE92-BRTL, 4TNE98-BQDFC, 4TNE98-BQMFK, 4TNE98-BQFLC, 4TNE98-BQLS, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849