Belt Tensioners · Detroit Diesel
OE 1206659 / 7E3999 / 23550238-A / 1687819-C91 / 354388-C1
Aftermarket replacement for B2B importers, distributors, wholesalers and private-label programs.
Confirm final specification and application before ordering.
PRODUCT OVERVIEW
The TRUPA Detroit Diesel Caterpillar / Detroit Diesel Belt Tensioner is an aftermarket replacement belt tensioner referenced to OE numbers 1206659, 7E3999, 23550238-A, 1687819-C91, 354388-C1, with cross references DAYCO 89408, GATES 38509, SKF VKM910003. It is listed for Caterpillar / Detroit Diesel / International / John Deere. TRUPA supplies it to importers, distributors, wholesalers and private-label programs, with China export supply and partner-warehouse support in the USA and Brazil for eligible orders.
A belt tensioner keeps the correct tension on the accessory (serpentine) belt that drives the alternator, water pump, fan and air-conditioning compressor. It uses a spring-loaded arm and an idler pulley to absorb belt stretch and vibration.
Listed for Caterpillar / Detroit Diesel / International / John Deere. More parts for Detroit Diesel, Caterpillar.
Spring torque, pulley bearing quality and arm pivot wear decide service life, so these are checked against the original part. How TRUPA approaches quality control.
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