Dorman Automatic Belt Tensioners

4.43 out of 5 stars 42 Customer Reviews

Put some tension on your belts with Dorman automatic belt tensioners. Rigorously tested for sustained performance by a team of product and quality engineers, Dorman

Put some tension on your belts with Dorman automatic belt tensioners. Rigorously tested for sustained performance by a team of product and quality engineers, Dorman's automatic belt tensioner assemblies are designed to provide proper tension to vehicle serpentine belts. They incorporate a damping design, torsion spring, and sealing system to ensure the proper functioning of many integral engine components. Replace worn-out or weak parts with Dorman automatic belt tensioners. The automatic belt tensioner should be replaced whenever the serpentine belt is replaced.

Features include:

* Quality tests include torque

Showing In Stock Items. Show All 50 Items.

Results 1 - 25 of 42

Dorman Automatic Belt Tensioners 419-201

Automatic Belt Tensioner, Smooth Pulley, Ford, Mazda, Mercury, Each

Part Number: RNB-419-201

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dorman Automatic Belt Tensioners for 1998-2002 CAMARO, FIREBIRD - 419-336

Automatic Belt Tensioner, Smooth Pulley, Chevy, Pontiac, Each

Part Number: RNB-419-336

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dorman Automatic Belt Tensioners 419-022

Automatic Belt Tensioner, Smooth Pulley, Scion, Toyota, Each

Part Number: RNB-419-022

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners 419-301

Automatic Belt Tensioner, 7-Rib Pulley, Dodge, Jeep, Each

Part Number: RNB-419-301

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dorman Automatic Belt Tensioners 419-109

Automatic Belt Tensioner, Smooth Pulley, Buick, Cadillac, Chevy, GMC, Hummer, Saab, Each

Part Number: RNB-419-109

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dorman Automatic Belt Tensioners 419-317

Automatic Belt Tensioner, Smooth Pulley, Chevy, Pontiac, Each

Part Number: RNB-419-317

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners 419-112

Automatic Belt Tensioner, 6-Rib Pulley, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each

Part Number: RNB-419-112

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dorman Automatic Belt Tensioners 419-010

Automatic Belt Tensioner, Chrysler, Dodge, Jeep, Mitsubishi, Each

Part Number: RNB-419-010

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners 419-011

Automatic Belt Tensioner, Ford, Lincoln, Mercury, Each

Part Number: RNB-419-011

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners 419-214

Automatic Belt Tensioner (Tensioner Only)

Part Number: RNB-419-214

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners 419-400

Automatic Belt Tensioner

Part Number: RNB-419-400

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners 419-008

Automatic Belt Tensioner, Chrysler, Dodge, Jeep, 4.7L, Each

Part Number: RNB-419-008

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners 419-125

Automatic Belt Tensioner (Tensioner Only)

Part Number: RNB-419-125

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners for 2000-2005 CELICA, 2003-2006 COROLLA, 2003-2010 VIBE - 419-123

Automatic Belt Tensioner (Tensioner only)

Part Number: RNB-419-123

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dorman Automatic Belt Tensioners 419-122

Automatic Belt Tensioner (Tensioner Only)

Part Number: RNB-419-122

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dorman Automatic Belt Tensioners for 2006-2007 ACCORD, 2002-2014 CR-V, 2006 TSX - 419-005

Automatic Belt Tensioner, Smooth Pulley, for use on Honda®, Each

Part Number: RNB-419-005

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dorman Automatic Belt Tensioners for 1997-2002 ESCORT, 1997-1999 TRACER - 419-217

Automatic Belt Tensioner (Tensioner Only)

Part Number: RNB-419-217

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners for 1998-2002 CAVALIER, SUNFIRE - 419-111

Automatic Belt Tensioner, Smooth Pulley, Chevy, Pontiac, Each

Part Number: RNB-419-111

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Dayco No Slack Idler Pulleys 89017

5 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Dorman Automatic Belt Tensioners 419-207

Automatic Belt Tensioner, Smooth Pulley, Ford, Lincoln, Each

Part Number: RNB-419-207

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners 419-007

Automatic Belt Tensioner, Smooth Pulley, for use on Acura®, Honda®, Each

Part Number: RNB-419-007

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners for 1999-2004 GRAND CHEROKEE, 2000-2006 WRANGLER - 419-016

Automatic Belt Tensioner, Jeep, Each

Part Number: RNB-419-016

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners for 2002-2006 ALTIMA, 2004-2008 MAXIMA, 2004-2009 QUEST - 419-038

Automatic Belt Tensioner (Tensioner Only)

Part Number: RNB-419-038

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners for 1998-2002 CAMARO, FIREBIRD - 419-124

Automatic Belt Tensioner (Tensioner Only)

Part Number: RNB-419-124

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners 419-101

Automatic Belt Tensioner, Smooth Pulley, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Each

Part Number: RNB-419-101

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Dorman Automatic Belt Tensioners 419-211

Automatic Belt Tensioner, Smooth Pulley, Ford, Each

Part Number: RNB-419-211

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Page 1 of 2
Next