Automatic Serpentine Belt Tensioner Assembly

Quality Guaranteed • Aftermarket Value • Backed by Warranty • 30 Day Return Policy

Dorman# 419-105

Replaces General Motors# 24504818

Fits the Following Applications:

1998 PONTIAC GRAND PRIX: SE V6 - 3.8L (231 CID): GAS: FI: N: K
1998 PONTIAC GRAND PRIX: GTP V6 - 3.8L (231 CID): GAS: FI: S: 1 w/Inlet & Outlet Ports
1998 PONTIAC GRAND PRIX: GT V6 - 3.8L (231 CID): GAS: FI: N: K
1998 PONTIAC BONNEVILLE: SSE V6 - 3.8L (231 CID): GAS: FI: S: 1
1998 PONTIAC BONNEVILLE: SE V6 - 3.8L (231 CID): GAS: FI: N: K
1998 OLDSMOBILE REGENCY: REGENCY V6 - 3.8L (231 CID): GAS: FI: N: K
1998 OLDSMOBILE LSS V6 - 3.8L (231 CID): GAS: FI: S: 1
1998 OLDSMOBILE LSS V6 - 3.8L (231 CID): GAS: FI: N: K
1998 OLDSMOBILE INTRIGUE V6 - 3.8L (231 CID): GAS: FI: N: K
1998 OLDSMOBILE 88: ROYALE V6 - 3.8L (231 CID): GAS: FI: N: K
1998 OLDSMOBILE 88: ROYALE LS V6 - 3.8L (231 CID): GAS: FI: N: K
1998 CHEVROLET MONTE CARLO: Z34 V6 - 3.8L (231 CID): GAS: FI: N: K
1998 CHEVROLET LUMINA: LTZ V6 - 3.8L (231 CID): GAS: FI: N: K
1998 BUICK RIVIERA V6 - 3.8L (231 CID): GAS: FI: S: 1
1998 BUICK REGAL: LS V6 - 3.8L (231 CID): GAS: FI: N: K
1998 BUICK REGAL: GS V6 - 3.8L (231 CID): GAS: FI: S: 1 w/Inlet & Outlet Ports
1998 BUICK PARK AVENUE V6 - 3.8L (231 CID): GAS: FI: N: K
1998 BUICK PARK AVENUE: ULTRA V6 - 3.8L (231 CID): GAS: FI: S: 1
1998 BUICK LESABRE: LIMITED V6 - 3.8L (231 CID): GAS: FI: N: K
1998 BUICK LESABRE: CUSTOM V6 - 3.8L (231 CID): GAS: FI: N: K
1997 PONTIAC GRAND PRIX: SE V6 - 3.8L (231 CID): GAS: FI: N: K
1997 PONTIAC GRAND PRIX: GTP V6 - 3.8L (231 CID): GAS: FI: S: 1 w/Inlet & Outlet Ports
1997 PONTIAC GRAND PRIX: GT V6 - 3.8L (231 CID): GAS: FI: N: K
1997 PONTIAC FIREBIRD V6 - 3.8L (231 CID): GAS: FI: N: K
1997 PONTIAC BONNEVILLE: SSE V6 - 3.8L (231 CID): GAS: FI: S: 1
1997 PONTIAC BONNEVILLE: SE V6 - 3.8L (231 CID): GAS: FI: N: K
1997 OLDSMOBILE REGENCY: REGENCY V6 - 3.8L (231 CID): GAS: FI: N: K
1997 OLDSMOBILE LSS V6 - 3.8L (231 CID): GAS: FI: S: 1
1997 OLDSMOBILE LSS V6 - 3.8L (231 CID): GAS: FI: N: K
1997 OLDSMOBILE 88: ROYALE V6 - 3.8L (231 CID): GAS: FI: N: K
1997 OLDSMOBILE 88: ROYALE LS V6 - 3.8L (231 CID): GAS: FI: N: K
1997 CHEVROLET CAMARO V6 - 3.8L (231 CID): GAS: FI: N: K
1997 CHEVROLET CAMARO: RS V6 - 3.8L (231 CID): GAS: FI: N: K
1997 BUICK RIVIERA V6 - 3.8L (231 CID): GAS: FI: S: 1
1997 BUICK RIVIERA V6 - 3.8L (231 CID): GAS: FI: N: K
1997 BUICK REGAL: LS V6 - 3.8L (231 CID): GAS: FI: N: K
1997 BUICK REGAL: GS V6 - 3.8L (231 CID): GAS: FI: S: 1 w/Inlet & Outlet Ports
1997 BUICK PARK AVENUE V6 - 3.8L (231 CID): GAS: FI: N: K
1997 BUICK PARK AVENUE: ULTRA V6 - 3.8L (231 CID): GAS: FI: S: 1
1997 BUICK LESABRE: LIMITED V6 - 3.8L (231 CID): GAS: FI: N: K
1997 BUICK LESABRE: CUSTOM V6 - 3.8L (231 CID): GAS: FI: N: K
1996 PONTIAC FIREBIRD V6 - 3.8L (231 CID): GAS: FI: N: K
1996 PONTIAC BONNEVILLE: SSE V6 - 3.8L (231 CID): GAS: FI: S: 1
1996 PONTIAC BONNEVILLE: SE V6 - 3.8L (231 CID): GAS: FI: N: K
1996 OLDSMOBILE LSS V6 - 3.8L (231 CID): GAS: FI: S: 1
1996 OLDSMOBILE LSS V6 - 3.8L (231 CID): GAS: FI: N: K
1996 OLDSMOBILE 98: REGENCY ELITE V6 - 3.8L (231 CID): GAS: FI: N: K
1996 OLDSMOBILE 88: ROYALE V6 - 3.8L (231 CID): GAS: FI: N: K
1996 OLDSMOBILE 88: ROYALE LS V6 - 3.8L (231 CID): GAS: FI: N: K
1996 CHEVROLET CAMARO V6 - 3.8L (231 CID): GAS: FI: N: K
1996 CHEVROLET CAMARO: RS V6 - 3.8L (231 CID): GAS: FI: N: K
1996 BUICK RIVIERA V6 - 3.8L (231 CID): GAS: FI: S: 1
1996 BUICK RIVIERA V6 - 3.8L (231 CID): GAS: FI: N: K
1996 BUICK REGAL: LIMITED V6 - 3.8L (231 CID): GAS: FI: N: K
1996 BUICK REGAL: GRAN SPORT V6 - 3.8L (231 CID): GAS: FI: N: K
1996 BUICK REGAL: CUSTOM V6 - 3.8L (231 CID): GAS: FI: N: K
1996 BUICK PARK AVENUE V6 - 3.8L (231 CID): GAS: FI: N: K
1996 BUICK PARK AVENUE: ULTRA V6 - 3.8L (231 CID): GAS: FI: S: 1
1996 BUICK LESABRE: LIMITED V6 - 3.8L (231 CID): GAS: FI: N: K
1996 BUICK LESABRE: CUSTOM V6 - 3.8L (231 CID): GAS: FI: N: K
1995 PONTIAC FIREBIRD V6 - 3.8L (231 CID): GAS: FI: N: K
1995 PONTIAC BONNEVILLE: SE V6 - 3.8L (231 CID): GAS: FI: N: K
1995 OLDSMOBILE 98: REGENCY ELITE V6 - 3.8L (231 CID): GAS: FI: N: K
1995 OLDSMOBILE 88: ROYALE V6 - 3.8L (231 CID): GAS: FI: N: K
1995 OLDSMOBILE 88: ROYALE LSS V6 - 3.8L (231 CID): GAS: FI: N: K
1995 OLDSMOBILE 88: ROYALE LS V6 - 3.8L (231 CID): GAS: FI: N: K
1995 CHEVROLET CAMARO V6 - 3.8L (231 CID): GAS: FI: N: K
1995 BUICK RIVIERA V6 - 3.8L (231 CID): GAS: FI: N: K
1995 BUICK PARK AVENUE V6 - 3.8L (231 CID): GAS: FI: N: K

Maximum Belt Width: 20
Number of Pulley Bearings: 1
Number Of Pulleys: 1
Pulley Bearing Diameter (mm) (1): 40
Pulley Bearing Inside Diameter (1) (mm): 17
Pulley Diameter (mm) (1): 76
Pulley Groove Quantity: 0
Pulley Material (1): Steel AISI 1008
Pulley Width (mm) (1): 31
Pulley/Belt Type: Serpentine
Tensioner Rotation: Counter Clockwise
Notes: Serpentine

Dorman Belt Tensioner Assembly

Rigorously tested for a sustained, secure performance by a team of product and quality engineers, Dorman's Automatic Belt Tensioner Assembly is designed to provide proper tension to a vehicle's serpentine belt. It incorporates a damping design, torsion spring, and sealing system to ensure the proper functioning of many integral engine components. The Automatic Belt Tensioner Assembly is recommended for replacement when replacing the serpentine belt.

  • Quality tests on this part include torque testing, spring-back testing, corrosion-resistance testing, and on-vehicle testing
  • Solid steel or aluminum construction for long-lasting durability
  • Highly resistant to heat and shock
  • Designed to fit properly every time
Search Keywords: Belt, Tensioner, Assembly, Belts, Tensioners, Assemblies
Alternate Names: Accessory Belt Tensioner, Automatic Belt Tensioner, Drive Belt Tensioner, Serpentine Belt Tensioner

Information for Buyers

Placement reference diagram
FAQ & Common Terms
  • Left & Right is the orientation when sitting in the car. Left indicates Driver's side, Right Passenger's side.
  • New Take-Off (NTO) means a quality, low-cost OEM part in like-new condition. See More »
  • New Old Stock (NOS) means a fully-functioning, still-new item which may be dusty from storage. See More »
Shipping Details
  • International Buyers – Please Note: Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.
  • Shipping directions left in Paypal Notes will NOT be considered. Please contact us directly if you have a special request. Please note that we cannot accomodate requests such as "Leave on Porch"; such directions are better directed to your local delivery person.
  • Free Shipping, when advertised, is only for destinations within the contiguous US. All other destinations must pay additional fees.
  • Shipping Method may be changed or upgraded by request, but may involve an upcharge. We reserve the right to change to a method of comparable speed without notice. See More »
  • Handling Time may be longer than advertised for special-order items and items bound for international and non-contiguous destinations.
  • Backorders may occur. We can confirm stock any time on request. In the event of a backorder, we will contact you promptly.
Troubleshooting Problems
  • Payment Delays Unpaid item grievances are initiated within 14 days when payment has not been made. Payment may still be made after grievance is initiated, and will cancel the grievance.
  • Adjustments or Cancellations can be made without penalty as long as item has not yet shipped; just contact us!
  • Item Arrives Damaged Please preserve the package and contact us as soon as possible with a photo of the damage. See More »
  • Lost Package If you suspect your package is lost, contact us so we can investigate or send a replacement.
Quality Assurance, Returns & Warranty
  • Returns & Exchanges Accepted for any reason within 30 days for unused & unaltered products. Fees may apply.
  • To Initate a Return or Exchange, contact us BEFORE shipping & please read our full return policy: See More »
  • This Item has a Warranty: One year against manufacturer's defects. Initiate a Claim »
  • Disclaimer: We do not reimburse any installment or mechanic fees; returns and warranties cover only the value of the part itself, no associated labor.
Customer Service
  • Hours Live customer service is available Monday through Friday from 9am to 5pm EST, excluding US National Holidays.
  • Email should be directed through eBay's "Ask a Question" link. Responses within one business day.
  • Phone calls should be directed to 888-533-9119 (Toll Free).
RNB-419-105