Mopar Engine Idler Pulley - Mopar (4891720AA)
- 4891720aa
Details
- Brand:
- SKU:
4891720AA
- Other Names:
4891720AA, Pulley
- Description:
Maintain smooth operation of your engine's accessory drive system with the Mopar Engine Idler Pulley. Designed to manage belt tension and support consistent power delivery to essential components, this pulley plays a vital role in engine cooling and accessory function. Featuring advanced bearing technology with triple-lip sealing and specialized lubrication, it helps maintain stable performance across varying operating conditions. Engineered to OEM design specifications for consistent fit and function. Built with production-grade materials to withstand the demands of daily driving, this Mopar OEM component integrates seamlessly into your vehicle's front-end accessory drive system. Compatible with select RAM, Jeep, Dodge, and Chrysler models, it supports reliable operation of your engine's belt-driven accessories while helping to reduce noise and vibration during normal use.
- Function: Manages belt tension in the engine accessory drive system to support consistent power delivery to cooling and accessory components
- Durability: Production-grade bearing assembly with triple-lip sealing and specialized lubrication designed for extended service life
- Reliability: Mopar OEM component engineered to integrate seamlessly with your vehicle's front-end accessory drive system
- Value: Helps reduce noise and vibration during operation while supporting smooth belt routing and accessory function
- Condition: New
- Notes: Engines: 3.8l v6 smpi engine. All 5.7L 8Cyl Gas Engines. 3.5l v6 high output 24v mpi engine. 3.3l v6 ohv engine. 3.8l v6 ohv engine. 4.0l v6 sohc engine. 5.7l v8 hemi cng engine. 5.7l v8 hemi vvt engine. 6.4l heavy duty v8 hemi with mds. 5.7l hemi vct engine. 5.7l v8 hemi mds vct engine. 5.7l v8 hemi mds vvt engine. 6.1l v8 srt hemi engine. 5.7l hemi vct engine. 5.7l v8 hemi mds vct engine. 6.4l srt hemi smpi v8 engine. 6.4l v8 srt hemi engine. 5.7l v8 hemi mds vvt engine. 5.7l v8 hemi vvt engine. 6.2l supercharged hemi v8 srt engine. 6.2l v8 supercharged ho engine. 6.4l v8 srt hemi engine. 6.4l v8 srt hemi mds engine.
- Applications: R/T. Max AWD. Plus AWD. Night 4x4. Road & Track. Summit 4x2. Summit 4x4. Alpine 4x4. Yellow Jacket. Red Vapor 4x4. 392 Hemi Shaker. X 70th Anniversary 4x2. X 70th Anniversary 4x4. 25th Anniversary Edition. 100th Anniversary Edition. 7-Passenger. 7-Passenger AWD. 2-Door 4x4. 4-Door 4x2. 4-Door 4x4. 4-Door 4x2. 4-Door 4x4. 4-Door 4x4 RHD. 42 4-Door. 44 2-Door. 44 2-Door RHD. 44 4-Door. 5-Passenger 4x2. 5-Passenger 4x4. 7-Passenger 4x2. 7-Passenger 4x4. 4x2. 4x4. 75th Anniversary Edition 4x2. 75th Anniversary Edition 4x4.
- Replaces:
68061368AA
Details
- Brand:
- SKU:
4891720AA
- Other Names:
4891720AA, Pulley
- Description:
Maintain smooth operation of your engine's accessory drive system with the Mopar Engine Idler Pulley. Designed to manage belt tension and support consistent power delivery to essential components, this pulley plays a vital role in engine cooling and accessory function. Featuring advanced bearing technology with triple-lip sealing and specialized lubrication, it helps maintain stable performance across varying operating conditions. Engineered to OEM design specifications for consistent fit and function. Built with production-grade materials to withstand the demands of daily driving, this Mopar OEM component integrates seamlessly into your vehicle's front-end accessory drive system. Compatible with select RAM, Jeep, Dodge, and Chrysler models, it supports reliable operation of your engine's belt-driven accessories while helping to reduce noise and vibration during normal use.
- Function: Manages belt tension in the engine accessory drive system to support consistent power delivery to cooling and accessory components
- Durability: Production-grade bearing assembly with triple-lip sealing and specialized lubrication designed for extended service life
- Reliability: Mopar OEM component engineered to integrate seamlessly with your vehicle's front-end accessory drive system
- Value: Helps reduce noise and vibration during operation while supporting smooth belt routing and accessory function
- Condition: New
- Notes: Engines: 3.8l v6 smpi engine. All 5.7L 8Cyl Gas Engines. 3.5l v6 high output 24v mpi engine. 3.3l v6 ohv engine. 3.8l v6 ohv engine. 4.0l v6 sohc engine. 5.7l v8 hemi cng engine. 5.7l v8 hemi vvt engine. 6.4l heavy duty v8 hemi with mds. 5.7l hemi vct engine. 5.7l v8 hemi mds vct engine. 5.7l v8 hemi mds vvt engine. 6.1l v8 srt hemi engine. 5.7l hemi vct engine. 5.7l v8 hemi mds vct engine. 6.4l srt hemi smpi v8 engine. 6.4l v8 srt hemi engine. 5.7l v8 hemi mds vvt engine. 5.7l v8 hemi vvt engine. 6.2l supercharged hemi v8 srt engine. 6.2l v8 supercharged ho engine. 6.4l v8 srt hemi engine. 6.4l v8 srt hemi mds engine.
- Applications: R/T. Max AWD. Plus AWD. Night 4x4. Road & Track. Summit 4x2. Summit 4x4. Alpine 4x4. Yellow Jacket. Red Vapor 4x4. 392 Hemi Shaker. X 70th Anniversary 4x2. X 70th Anniversary 4x4. 25th Anniversary Edition. 100th Anniversary Edition. 7-Passenger. 7-Passenger AWD. 2-Door 4x4. 4-Door 4x2. 4-Door 4x4. 4-Door 4x2. 4-Door 4x4. 4-Door 4x4 RHD. 42 4-Door. 44 2-Door. 44 2-Door RHD. 44 4-Door. 5-Passenger 4x2. 5-Passenger 4x4. 7-Passenger 4x2. 7-Passenger 4x4. 4x2. 4x4. 75th Anniversary Edition 4x2. 75th Anniversary Edition 4x4.
- Replaces:
68061368AA
Vehicle Fitment
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|
Also Purchased
Policies
Product Reviews
Mopar Engine Idler Pulley - Mopar (4891720AA)
- 4891720aa

Product Details
Description
Maintain smooth operation of your engine's accessory drive system with the Mopar Engine Idler Pulley. Designed to manage belt tension and support consistent power delivery to essential components, this pulley plays a vital role in engine cooling and accessory function. Featuring advanced bearing technology with triple-lip sealing and specialized lubrication, it helps maintain stable performance across varying operating conditions. Engineered to OEM design specifications for consistent fit and function. Built with production-grade materials to withstand the demands of daily driving, this Mopar OEM component integrates seamlessly into your vehicle's front-end accessory drive system. Compatible with select RAM, Jeep, Dodge, and Chrysler models, it supports reliable operation of your engine's belt-driven accessories while helping to reduce noise and vibration during normal use.
- Function: Manages belt tension in the engine accessory drive system to support consistent power delivery to cooling and accessory components
- Durability: Production-grade bearing assembly with triple-lip sealing and specialized lubrication designed for extended service life
- Reliability: Mopar OEM component engineered to integrate seamlessly with your vehicle's front-end accessory drive system
- Value: Helps reduce noise and vibration during operation while supporting smooth belt routing and accessory function

| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|---|---|---|---|
Shipping Policy
In stock orders ship within 24 hours... Check out our Shipping Policy for more details.
Return Policy
Contact your selling dealership to arrange for any returns... Check out our Return Policy for more details.

Mopar
Mopar® features a full selection of genuine parts and accessories—with the performance, customization, and quality you expect—imagined with 85+ years of know-how and designed specifically for your Jeep®, Chrysler, Ram, Dodge, and FIAT® brand vehicle. Shop now or explore below to learn more.
