Genuine OEM Mopar
Genuine OEM Mopar 4578827AL Rear Bumper Beam 2011-2021 Jeep Grand Cherokee
In stock in South Florida

- Part number
- 4578827AL
- Fits
- 2011–2021 Jeep Grand Cherokee
- Position
- Rear
- Condition
- Brand new, genuine Mopar OEM part
The bumper reinforcement (impact beam) is the metal bar bolted to the body behind the bumper cover. It does the structural work in a collision, and most manufacturers call for replacing a damaged one rather than straightening it.
Fits these vehicles
| Years | Vehicle | Position |
|---|---|---|
| 2011–2021 | Jeep Grand Cherokee | Rear |
Fits the 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 and 2021 Jeep Grand Cherokee. Trim and build date can change the part, so send your VIN and we confirm it before we quote.
Item specifics
- Brand
- Mopar
- Manufacturer Part Number
- 4578827AL
- OE/OEM Part Number
- 4578827AL
- Interchange Part Number
- 4578827AL
- Placement on Vehicle
- Rear
- Type
- Bumper
- Material
- Plastic
- Finish
- Primed
- OEM catalogue description
- BEAM-REAR BUMPER
New, genuine Mopar OEM part. Why genuine OEM · Oversize item: ships boxed by ground carrier, and the largest panels go by freight. Shipping and pickup
Sold by Genuine Auto Supply.



