Notes: 171082-91101 TACHOMETER is original YANMAR product. 171082-91101 TACHOMETER5 is commonly used in transmissions/axles/engines 4TNV106T-GGB1T, 4TNV106T-GGB1T, 3TNM72-GACP, 3TNM72-GAP, 3TNM72-GASP, . if you have any questions please do not hesitate to contact us via Whatsapp +17275652849