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ACI 81518 Window Regulator - Front Left or Rear Left
| Brand | ACI A-36 |
|---|---|
| Cone Bore (Inch) | 1.7812 |
| Cone Bore (MM) | 45.2420 |
| Cone Length (Inch) | 0.7812 |
| Cone Length (MM) | 19.8420 |
| Cone Radius (Inch) | 0.1400 |
| Cone Radius (MM) | 3.5560 |
| Cup Bore (Inch) | 3.0625 |
| Cup Bore (MM) | 77.7880 |
| Cup Length (Inch) | 0.6562 |
| Cup Length (MM) | 16.6670 |
| Cup Radius (Inch) | 0.0310 |
| Cup Radius (MM) | 0.7870 |
| Part Description | Taper Bearing Set |
| Standout (Inch) | 0.0188 |
| Standout (MM) | 0.4780 |
| Taper Bearing Cone | LM603049 |
| Taper Bearing Cup | LM603012 |
| Width (Inch) | 0.8437 |
| Width (mm) | 21.4300 |
| Product line | Window Regulator |
| Fits | —79 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable fit and function.
Hardened steel gear. Built for smooth, reliable window movement over time.
Power window regulator. New replacement part for restoring power window operation.
Cross-references ACI 81518, Continental WR51189 and 11R581 for the same application. See all 10.
Power Window Regulator for Toyota Prius
Restore smooth window movement with this ACI power window regulator, part number 81518. It is a new OE-style replacement built with a hardened steel gear and meets or exceeds OEM requirements for proper fit and function.
Compatible with Toyota Prius, Prius AWD-e, Prius Prime, Prius V, Prius Plug-In, Scion xD, Scion tC, and Toyota Yaris applications listed below, this regulator is made for front left and rear left door positions where power window operation is required.
Key Features
- Power window regulator for front left and rear left door applications
- Hardened steel gear for durable gear engagement
- New replacement part, not remanufactured
- Meets or exceeds OEM specifications
- Motor not included
- Mounting hardware not included
Product Details
ACI 81518 is a window regulator designed for vehicles that use power window operation and a separate motor. The hardened steel gear supports consistent window travel, while the OE-style construction helps maintain proper alignment and function in the door assembly. This part cross-references Continental WR51189 for the same application.
Use this ACI window regulator 81518 when replacing a worn or failed regulator in Toyota Prius, Scion xD, Scion tC, or Toyota Yaris door assemblies. It is a direct-fit style replacement for the listed positions and model years, including Toyota Prius rear left and front left applications across 2004-2019, plus 2020-2022 rear left coverage on select Prius variants.
Common Problems This Part Can Solve
- Window glass that will not move up or down
- Slow, uneven, or jerky power window travel
- Grinding or slipping from a worn regulator gear
- Window dropping inside the door
- Loss of proper window positioning in the door frame
Installation Notes and Tips
Verify the door position before ordering: Fits 2004-2019 Toyota Prius, front left; Fits 2004-2019 Toyota Prius, rear left; Fits 2019 Toyota Prius AWD-e, front left; Fits 2019 Toyota Prius AWD-e, rear left; Fits 2017-2019 Toyota Prius Prime, front left; Fits 2017-2019 Toyota Prius Prime, rear left; Fits 2017-2018 Toyota Prius V, front left; Fits 2017-2018 Toyota Prius V, rear left; Fits 2012-2015 Toyota Prius Plug-In, front left; Fits 2012-2015 Toyota Prius Plug-In, rear left; Fits 2008-2014 Scion xD, front left; Fits 2007-2011 Toyota Yaris, front left; Fits 2005-2010 Scion tC, front left; Fits 2020-2022 Toyota Prius, rear left; Fits 2020-2022 Toyota Prius AWD-e, rear left; Fits 2020-2022 Toyota Prius Prime, rear left.
Because the motor is not included, reuse the existing motor if it is serviceable or replace it separately if needed. Confirm regulator indexing, glass attachment points, and connector condition before final assembly.
Quality Assurance
This ACI window regulator is a new part built to meet or exceed OEM standards for the listed applications. It is engineered for consistent operation in Toyota Prius, Prius Prime, Prius AWD-e, Prius V, Scion xD, Scion tC, and Toyota Yaris door systems.
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2022 | Toyota | Prius | — | — | — | Rear Left | Power; Window Regulator |
| 2022 | Toyota | Prius AWD-e | — | — | — | Rear Left | Power; Window Regulator |
| 2022 | Toyota | Prius Prime | — | — | — | Rear Left | Power; Window Regulator |
| 2021 | Toyota | Prius | — | — | — | Rear Left | Power; Window Regulator |
| 2021 | Toyota | Prius AWD-e | — | — | — | Rear Left | Power; Window Regulator |
| 2021 | Toyota | Prius Prime | — | — | — | Rear Left | Power; Window Regulator |
| 2020 | Toyota | Prius | — | — | — | Rear Left | Power; Window Regulator |
| 2020 | Toyota | Prius AWD-e | — | — | — | Rear Left | Power; Window Regulator |
| 2020 | Toyota | Prius Prime | — | — | — | Rear Left | Power; Window Regulator |
| 2019 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2019 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2019 | Toyota | Prius AWD-e | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2019 | Toyota | Prius AWD-e | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2019 | Toyota | Prius Prime | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2019 | Toyota | Prius Prime | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2018 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2018 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2018 | Toyota | Prius Prime | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2018 | Toyota | Prius Prime | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2018 | Toyota | Prius V | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2018 | Toyota | Prius V | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2017 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2017 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2017 | Toyota | Prius Prime | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2017 | Toyota | Prius Prime | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2017 | Toyota | Prius V | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2017 | Toyota | Prius V | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2016 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2016 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2015 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2015 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2015 | Toyota | Prius Plug-In | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2015 | Toyota | Prius Plug-In | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2014 | Scion | xD | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2014 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2014 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2014 | Toyota | Prius Plug-In | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2014 | Toyota | Prius Plug-In | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2013 | Scion | xD | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2013 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2013 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2013 | Toyota | Prius Plug-In | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2013 | Toyota | Prius Plug-In | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2012 | Scion | xD | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2012 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2012 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2012 | Toyota | Prius Plug-In | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2012 | Toyota | Prius Plug-In | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2011 | Scion | xD | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2011 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2011 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2011 | Toyota | Yaris | Sedan | 1.5L | L4 | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2010 | Scion | tC | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2010 | Scion | xD | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2010 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2010 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2010 | Toyota | Yaris | Sedan | 1.5L | L4 | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2009 | Scion | tC | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2009 | Scion | xD | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2009 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2009 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2009 | Toyota | Yaris | Sedan | 1.5L | L4 | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2008 | Scion | tC | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2008 | Scion | xD | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2008 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2008 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2008 | Toyota | Yaris | Sedan | 1.5L | L4 | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2007 | Scion | tC | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2007 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2007 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2007 | Toyota | Yaris | Sedan | 1.5L | L4 | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2006 | Scion | tC | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2006 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2006 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2005 | Scion | tC | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2005 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2005 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2004 | Toyota | Prius | — | — | — | Rear Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
| 2004 | Toyota | Prius | — | — | — | Front Left | Window regulator suitable for vehicle's proper fit and function.; Window Regulator |
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