41Cooling Systems

DY 89484 Freightliner: 4004933 Peterbilt: 3102888 Kenworth: 4004933 DY 89419 Freightliner: 0127425000 DY 89489 Detroit Diesel: 1687801C91 DY 89479 Freightliner: 2178938 Peterbilt: 2178938 Kenworth: 2178938 DY 89482 Freightliner: 3934823 DY 89478 Freightliner: 3937553 DY 89488 Freightliner: 21333544 Peterbilt: 1333542 DY 89485 Freightliner: 1382514 Peterbilt: 1382514 Kenworth: 1900642 DY 89493 International / Navistar: 1687819C92 Mack: 87GB33 DY 89480 Freightliner: 1600649 DY 89481 Freightliner: 3936213 Peterbilt: 3945527 Kenworth: 3976831 DY 89497 Cummins: 3936205, 3937555 DY 89490 Freightliner: 3957433 Kenworth: 3957433 DY 89436 Freightliner: 0127846000 DY 89418 Freightliner: 3400885 Peterbilt: 3680194 Kenworth: 3400885 DY 89440 Freightliner: N/A Peterbilt: 3682946 Kenworth: 3682946 Mack: 3682946 DY 89449 Mack: 87GB41A DY 89447 Freightliner: 2002279 Peterbilt: 2002279 Kenworth: 2002279 DY 89421 Cummins: 3681240, 4059202 DY 89417 Detroit Diesel: 23521020, 23526034, 23533015 DY 89439 Caterpillar: 2117895 DY 89457 Volvo: 21404578 DY 89455 910552 DY 89456 Common on current Mack Titan’s and Volvo VHD, VN, VNL, and VT’s DY 89460 Freightliner: 01-27427-001 DY 89448 Freightliner: 3104149, International/Navistar: 3104149, 3682683 Kenworth: 3104149, 3682683, Mack: 3682683 Peterbilt: 3104149, 3682683, Volvo:3104149, 3682683 DY 89477 Volvo: 21568413, 21454379 DY 89935 Volvo: 20860873, 21417563, 21461221, 21714847 HEAVY DUTY AUTOMATIC BELT TENSIONERS Will replace 89498 tensioner for pre 2017 DD15/DD13 engines and the 89498A tensioner for post 2017 applications. 89498 - Detroit Diesel: A4722000470, A4722000570, AE4722000270, EA4722000270, EA4722000570, EA4722001070 Freightliner: A4722000170, A4722000270, EA4722000470, EA4722000970 Two Piece DD13 / DD15 Tensioner - DY 89947 ▪ Unique two-piece design ▪ 500,000 VIO ▪ Fits all model years of DD13 / 15 ▪ OE tensioner “trouble prone” ▪ Easier to install than OE tensioner ▪ Takes half the time to install than competitor's product ▪ Longer lasting than OE design ▪ Less down time ▪ Fits all fan clutch designs REINVENTED TENSIONER NOW A TWO PIECE DESIGN, MADE FOR EASY INSTALLATION

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