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ACIPart #: 82257
ACI 82257 Power Window Motor and Regulator Assembly - Rear Right
128 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Window Assembly, Rear Right
Fitment: Chevrolet and GMC, Cheyenne, Silverado 1500, Silverado 2500, Silverado 2500 HD, Silverado 3500 HD, Sierra 1500, Sierra 2500 HD, and Sierra 3500 HD
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Not what you need? See all Power Window Motor and Regulator Assembly options
Rear Right Power Window Motor Assembly
Restore smooth rear passenger window operation with this ACI Window Assembly 82257. This new power window motor and regulator assembly uses a hardened steel gear and meets or exceeds OEM requirements for a direct-fit repair on select Chevrolet and GMC trucks.
Compatible with rear right applications on Chevrolet Silverado 1500, Silverado 2500 HD, Silverado 3500 HD, Silverado 2500, Cheyenne, and GMC Sierra 1500, Sierra 2500 HD, Sierra 3500 HD models. ACI 82257 is built for the rear right window assembly position and is a practical replacement when the original motor or regulator has failed.
Key Features
- ACI Window Assembly, part number 82257
- Power window motor and regulator assembly
- Hardened steel gear for durable operation
- New replacement part
- Meets or exceeds OEM specifications
- Rear right position application
- Cross-reference part numbers include 741389 and 6654331
Product Details
This ACI window motor assembly is engineered as a motor and regulator unit for rear right door service. It is a direct replacement for select 2007-2014 Chevrolet Silverado and GMC Sierra platform trucks, including Silverado 1500, Silverado 2500 HD, Silverado 3500 HD, Sierra 1500, Sierra 2500 HD, and Sierra 3500 HD applications. The hardened steel gear supports consistent window movement, while the new construction helps return the window system to proper operation after motor or regulator wear.
This part cross-references 741389 and 6654331 for the same application.
What It Helps Fix
- Rear right window that will not move up or down
- Slow or intermittent power window operation
- Grinding or slipping from a worn gear or regulator
- Window movement that stops before full travel
- Failure caused by a worn motor assembly
Installation Notes
Verify the rear right position and confirm vehicle fitment before installation. Mounting hardware is not included, so reuse or source the required hardware as needed. Inspect the window track, switches, and electrical connector condition during replacement to help ensure proper operation after installation.
Quality Assurance
ACI states this assembly meets or exceeds OEM requirements and is supplied as a new part for service replacement use.
| Brand | ACI |
|---|---|
| Part Number | 82257 |
| Position | Window Assembly, Rear Right |
| Description | Window Motor Assembly |
| Meets / Exceeds OEM? | Yes |
| Mounting Hardware Included | Not Included |
| New or Reman | New |
| Style | Motor & Regulator |
| Thread Direction | Hardened steel gear |
| Type | Power |
This part fits 128 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2014 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2013 | Chevrolet | Cheyenne | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2013 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2013 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Right | Window Assembly |
| 2013 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2013 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2013 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2013 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2013 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2013 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2013 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2013 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2013 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2013 | GMC | Sierra 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Right | Window Assembly |
| 2013 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2013 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2013 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2013 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2013 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2013 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2012 | Chevrolet | Cheyenne | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2012 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Right | Window Assembly |
| 2012 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2012 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2012 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2012 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2012 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2012 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2012 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2012 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2012 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2012 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2012 | GMC | Sierra 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Right | Window Assembly |
| 2012 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2012 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2012 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2012 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2012 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2012 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2011 | Chevrolet | Cheyenne | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2011 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2011 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Right | Window Assembly |
| 2011 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2011 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2011 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2011 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2011 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2011 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2011 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2011 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2011 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2011 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2011 | GMC | Sierra 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Right | Window Assembly |
| 2011 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2011 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2011 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2011 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2011 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2010 | Chevrolet | Cheyenne | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2010 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Right | Window Assembly |
| 2010 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2010 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2010 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2010 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2010 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2010 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2010 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2010 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2010 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2010 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2010 | GMC | Sierra 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Right | Window Assembly |
| 2010 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2010 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2010 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2010 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2010 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2010 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2009 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2009 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2009 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Right | Window Assembly |
| 2009 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2009 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2009 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2009 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2009 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2009 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2009 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2009 | GMC | Sierra 1500 | Extended Cab Pickup | 6.2L | V8 | Rear Right | Window Assembly |
| 2009 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2009 | GMC | Sierra 1500 | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2009 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2009 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2009 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2009 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2009 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2008 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2008 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2008 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2008 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2008 | Chevrolet | Silverado 2500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2008 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2008 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2008 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2008 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2008 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2008 | GMC | Sierra 1500 | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2008 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2008 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2008 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2008 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2008 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2008 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2007 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2007 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2007 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2007 | Chevrolet | Silverado 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2007 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2007 | Chevrolet | Silverado 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2007 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2007 | Chevrolet | Silverado 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2007 | GMC | Sierra 1500 | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2007 | GMC | Sierra 1500 | Extended Cab Pickup | 4.8L | V8 | Rear Right | Window Assembly |
| 2007 | GMC | Sierra 1500 | Extended Cab Pickup | 5.3L | V8 | Rear Right | Window Assembly |
| 2007 | GMC | Sierra 1500 | Extended Cab Pickup | 4.3L | V6 | Rear Right | Window Assembly |
| 2007 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
| 2007 | GMC | Sierra 2500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2007 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.6L | V8 | Rear Right | Window Assembly |
| 2007 | GMC | Sierra 3500 HD | Extended Cab Pickup | 6.0L | V8 | Rear Right | Window Assembly |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
1590132725885885665433174138982257J82257
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.