Homeβ€Ί Body > Doorsβ€Ί Dorman 740-651 Window Regulator - Front Left
Part #: 740-651

Dorman 740-651 Window Regulator - Front Left

Front Left
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πŸš—Fitment: Chevrolet and GMC, Blazer, R1500 Suburban, R2500 Suburban, R3500, V1500 Suburban, V2500 Suburban, V3500, Jimmy, R2500, R10 Suburban, R20, R20 Suburban, R30, V10 Suburban, V20 Suburban, V30, R10, V10, V20, R1500, V1500, V2500, C10, C10 Suburban, C20, C20 Suburban, C30, K10, K10 Suburban, K20, K20 Suburban, K30, K5 Blazer, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, C15, C15 Suburban, C25, C25 Suburban, C35, K15, K15 Suburban, K25, K25 Suburban, and K35
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Reliable Manual Window Regulator for Chevrolet and GMC Trucks

The Dorman 740-651 manual window regulator is designed to restore smooth window operation for select Chevrolet and GMC trucks and SUVs. Engineered with durable materials, this bolt-on regulator offers a straightforward replacement solution for vehicles equipped with manual window systems.

  • Compatible with Chevrolet and GMC models including Blazer, C10, K5 Blazer, and Suburban variants
  • Manual window operation type without motor included
  • Durable metal and plastic frame construction for reliable performance
  • Bolt-on attachment type for secure installation
  • Includes one manual window regulator; mounting hardware and installation instructions not included

Durable Construction and Design Features

The Dorman 740-651 window regulator features a combination of metal and plastic frame materials that provide strength and resistance to wear. The gear mechanism is made of plastic, designed to engage smoothly with the window mechanism. This part is intended for manual window systems and does not include a motor or wiring, making it suitable for vehicles originally equipped with manual crank windows. The bolt-on attachment type ensures a secure fit on compatible Chevrolet and GMC trucks such as the C10, C20, K10, and their Suburban counterparts.

Compatible Vehicles and Applications

This window regulator is compatible with a wide range of Chevrolet and GMC trucks and SUVs, including:

  • Chevrolet Blazer, C10, C20, C30, C1500, C2500, C3500, and Suburban models
  • GMC Jimmy, K5 Blazer, K10, K20, K30, K1500, K2500, K3500, and Suburban models
  • R-series trucks such as R10, R20, R30, R1500, R2500, R3500
  • V-series trucks including V10, V20, V30, V1500, V2500, V3500

Common Issues Addressed by This Window Regulator

  • Manual window crank becomes difficult or impossible to operate
  • Window glass fails to stay in position or moves unevenly
  • Grinding or slipping noises when operating the window crank
  • Window regulator gear wear or damage causing window malfunction
  • Broken or bent regulator frame affecting window alignment

Installation Notes and Tips

The Dorman 740-651 window regulator is designed for bolt-on installation, compatible with factory mounting points on specified Chevrolet and GMC models. Note that mounting hardware and installation instructions are not included, so retaining original hardware or sourcing appropriate fasteners is necessary. Proper alignment of the regulator frame and gear engagement is critical for smooth window operation. It is recommended to test window movement before fully securing the regulator.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. While this manual window regulator does not include a motor or wiring, it is built with durable materials to provide reliable service life. Warranty coverage details should be confirmed at the time of purchase, as they may vary by distributor or retailer.

BrandDorman
Part Number740-651
Attachment TypeBolt On
Frame MaterialMetal
Frame MaterialPlastic
Installation Instructions IncludedNo
Motor IncludedNo
Mounting Hardware IncludedNo
Package Contents1 Manual Regulator
Thread DirectionPlastic
Window Operation TypeManual
Wire Quantity0

This part fits 282 vehicles. Search below:

YearMakeModelPositionNotes
1991ChevroletBlazerFront LeftWindow regulator - Manual type
1991ChevroletR1500 SuburbanFront LeftWindow regulator - Manual type
1991ChevroletR2500 SuburbanFront LeftWindow regulator - Manual type
1991ChevroletR3500Front LeftWindow regulator - Manual type
1991ChevroletV1500 SuburbanFront LeftWindow regulator - Manual type
1991ChevroletV2500 SuburbanFront LeftWindow regulator - Manual type
1991ChevroletV3500Front LeftWindow regulator - Manual type
1991GMCJimmyFront LeftWindow regulator - Manual type
1991GMCR1500 SuburbanFront LeftWindow regulator - Manual type
1991GMCR2500 SuburbanFront LeftWindow regulator - Manual type
1991GMCR3500Front LeftWindow regulator - Manual type
1991GMCV1500 SuburbanFront LeftWindow regulator - Manual type
1991GMCV2500 SuburbanFront LeftWindow regulator - Manual type
1991GMCV3500Front LeftWindow regulator - Manual type
1990ChevroletBlazerFront LeftWindow regulator - Manual type
1990ChevroletR1500 SuburbanFront LeftWindow regulator - Manual type
1990ChevroletR2500 SuburbanFront LeftWindow regulator - Manual type
1990ChevroletR3500Front LeftWindow regulator - Manual type
1990ChevroletV1500 SuburbanFront LeftWindow regulator - Manual type
1990ChevroletV2500 SuburbanFront LeftWindow regulator - Manual type
1990ChevroletV3500Front LeftWindow regulator - Manual type
1990GMCJimmyFront LeftWindow regulator - Manual type
1990GMCR1500 SuburbanFront LeftWindow regulator - Manual type
1990GMCR2500 SuburbanFront LeftWindow regulator - Manual type
1990GMCR3500Front LeftWindow regulator - Manual type
1990GMCV1500 SuburbanFront LeftWindow regulator - Manual type
1990GMCV2500 SuburbanFront LeftWindow regulator - Manual type
1990GMCV3500Front LeftWindow regulator - Manual type
1989ChevroletBlazerFront LeftWindow regulator - Manual type
1989ChevroletR1500 SuburbanFront LeftWindow regulator - Manual type
1989ChevroletR2500Front LeftWindow regulator - Manual type
1989ChevroletR2500 SuburbanFront LeftWindow regulator - Manual type
1989ChevroletR3500Front LeftWindow regulator - Manual type
1989ChevroletV1500 SuburbanFront LeftWindow regulator - Manual type
1989ChevroletV2500 SuburbanFront LeftWindow regulator - Manual type
1989ChevroletV3500Front LeftWindow regulator - Manual type
1989GMCJimmyFront LeftWindow regulator - Manual type
1989GMCR1500 SuburbanFront LeftWindow regulator - Manual type
1989GMCR2500Front LeftWindow regulator - Manual type
1989GMCR2500 SuburbanFront LeftWindow regulator - Manual type
1989GMCR3500Front LeftWindow regulator - Manual type
1989GMCV1500 SuburbanFront LeftWindow regulator - Manual type
1989GMCV2500 SuburbanFront LeftWindow regulator - Manual type
1989GMCV3500Front LeftWindow regulator - Manual type
1988ChevroletBlazerFront LeftWindow regulator - Manual type
1988ChevroletR10 SuburbanFront LeftWindow regulator - Manual type
1988ChevroletR20Front LeftWindow regulator - Manual type
1988ChevroletR20 SuburbanFront LeftWindow regulator - Manual type
1988ChevroletR30Front LeftWindow regulator - Manual type
1988ChevroletV10 SuburbanFront LeftWindow regulator - Manual type
1988ChevroletV20 SuburbanFront LeftWindow regulator - Manual type
1988ChevroletV30Front LeftWindow regulator - Manual type
1988GMCJimmyFront LeftWindow regulator - Manual type
1988GMCR1500 SuburbanFront LeftWindow regulator - Manual type
1988GMCR2500Front LeftWindow regulator - Manual type
1988GMCR2500 SuburbanFront LeftWindow regulator - Manual type
1988GMCR3500Front LeftWindow regulator - Manual type
1988GMCV1500 SuburbanFront LeftWindow regulator - Manual type
1988GMCV2500 SuburbanFront LeftWindow regulator - Manual type
1988GMCV3500Front LeftWindow regulator - Manual type
1987ChevroletBlazerFront LeftWindow regulator - Manual type
1987ChevroletR10Front LeftWindow regulator - Manual type
1987ChevroletR10 SuburbanFront LeftWindow regulator - Manual type
1987ChevroletR20Front LeftWindow regulator - Manual type
1987ChevroletR20 SuburbanFront LeftWindow regulator - Manual type
1987ChevroletR30Front LeftWindow regulator - Manual type
1987ChevroletV10Front LeftWindow regulator - Manual type
1987ChevroletV10 SuburbanFront LeftWindow regulator - Manual type
1987ChevroletV20Front LeftWindow regulator - Manual type
1987ChevroletV20 SuburbanFront LeftWindow regulator - Manual type
1987ChevroletV30Front LeftWindow regulator - Manual type
1987GMCJimmyFront LeftWindow regulator - Manual type
1987GMCR1500Front LeftWindow regulator - Manual type
1987GMCR1500 SuburbanFront LeftWindow regulator - Manual type
1987GMCR2500Front LeftWindow regulator - Manual type
1987GMCR2500 SuburbanFront LeftWindow regulator - Manual type
1987GMCR3500Front LeftWindow regulator - Manual type
1987GMCV1500Front LeftWindow regulator - Manual type
1987GMCV1500 SuburbanFront LeftWindow regulator - Manual type
1987GMCV2500Front LeftWindow regulator - Manual type
1987GMCV2500 SuburbanFront LeftWindow regulator - Manual type
1987GMCV3500Front LeftWindow regulator - Manual type
1986ChevroletC10Front LeftWindow regulator - Manual type
1986ChevroletC10 SuburbanFront LeftWindow regulator - Manual type
1986ChevroletC20Front LeftWindow regulator - Manual type
1986ChevroletC20 SuburbanFront LeftWindow regulator - Manual type
1986ChevroletC30Front LeftWindow regulator - Manual type
1986ChevroletK10Front LeftWindow regulator - Manual type
1986ChevroletK10 SuburbanFront LeftWindow regulator - Manual type
1986ChevroletK20Front LeftWindow regulator - Manual type
1986ChevroletK20 SuburbanFront LeftWindow regulator - Manual type
1986ChevroletK30Front LeftWindow regulator - Manual type
1986ChevroletK5 BlazerFront LeftWindow regulator - Manual type
1986GMCC1500Front LeftWindow regulator - Manual type
1986GMCC1500 SuburbanFront LeftWindow regulator - Manual type
1986GMCC2500Front LeftWindow regulator - Manual type
1986GMCC2500 SuburbanFront LeftWindow regulator - Manual type
1986GMCC3500Front LeftWindow regulator - Manual type
1986GMCJimmyFront LeftWindow regulator - Manual type
1986GMCK1500Front LeftWindow regulator - Manual type
1986GMCK1500 SuburbanFront LeftWindow regulator - Manual type
1986GMCK2500Front LeftWindow regulator - Manual type
1986GMCK2500 SuburbanFront LeftWindow regulator - Manual type
1986GMCK3500Front LeftWindow regulator - Manual type
1985ChevroletC10Front LeftWindow regulator - Manual type
1985ChevroletC10 SuburbanFront LeftWindow regulator - Manual type
1985ChevroletC20Front LeftWindow regulator - Manual type
1985ChevroletC20 SuburbanFront LeftWindow regulator - Manual type
1985ChevroletC30Front LeftWindow regulator - Manual type
1985ChevroletK10Front LeftWindow regulator - Manual type
1985ChevroletK10 SuburbanFront LeftWindow regulator - Manual type
1985ChevroletK20Front LeftWindow regulator - Manual type
1985ChevroletK20 SuburbanFront LeftWindow regulator - Manual type
1985ChevroletK30Front LeftWindow regulator - Manual type
1985ChevroletK5 BlazerFront LeftWindow regulator - Manual type
1985GMCC1500Front LeftWindow regulator - Manual type
1985GMCC1500 SuburbanFront LeftWindow regulator - Manual type
1985GMCC2500Front LeftWindow regulator - Manual type
1985GMCC2500 SuburbanFront LeftWindow regulator - Manual type
1985GMCC3500Front LeftWindow regulator - Manual type
1985GMCJimmyFront LeftWindow regulator - Manual type
1985GMCK1500Front LeftWindow regulator - Manual type
1985GMCK1500 SuburbanFront LeftWindow regulator - Manual type
1985GMCK2500Front LeftWindow regulator - Manual type
1985GMCK2500 SuburbanFront LeftWindow regulator - Manual type
1985GMCK3500Front LeftWindow regulator - Manual type
1984ChevroletC10Front LeftWindow regulator - Manual type
1984ChevroletC10 SuburbanFront LeftWindow regulator - Manual type
1984ChevroletC20Front LeftWindow regulator - Manual type
1984ChevroletC20 SuburbanFront LeftWindow regulator - Manual type
1984ChevroletC30Front LeftWindow regulator - Manual type
1984ChevroletK10Front LeftWindow regulator - Manual type
1984ChevroletK10 SuburbanFront LeftWindow regulator - Manual type
1984ChevroletK20Front LeftWindow regulator - Manual type
1984ChevroletK20 SuburbanFront LeftWindow regulator - Manual type
1984ChevroletK30Front LeftWindow regulator - Manual type
1984ChevroletK5 BlazerFront LeftWindow regulator - Manual type
1984GMCC1500Front LeftWindow regulator - Manual type
1984GMCC1500 SuburbanFront LeftWindow regulator - Manual type
1984GMCC2500Front LeftWindow regulator - Manual type
1984GMCC2500 SuburbanFront LeftWindow regulator - Manual type
1984GMCC3500Front LeftWindow regulator - Manual type
1984GMCJimmyFront LeftWindow regulator - Manual type
1984GMCK1500Front LeftWindow regulator - Manual type
1984GMCK1500 SuburbanFront LeftWindow regulator - Manual type
1984GMCK2500Front LeftWindow regulator - Manual type
1984GMCK2500 SuburbanFront LeftWindow regulator - Manual type
1984GMCK3500Front LeftWindow regulator - Manual type
1983ChevroletC10Front LeftWindow regulator - Manual type
1983ChevroletC10 SuburbanFront LeftWindow regulator - Manual type
1983ChevroletC20Front LeftWindow regulator - Manual type
1983ChevroletC20 SuburbanFront LeftWindow regulator - Manual type
1983ChevroletC30Front LeftWindow regulator - Manual type
1983ChevroletK10Front LeftWindow regulator - Manual type
1983ChevroletK10 SuburbanFront LeftWindow regulator - Manual type
1983ChevroletK20Front LeftWindow regulator - Manual type
1983ChevroletK20 SuburbanFront LeftWindow regulator - Manual type
1983ChevroletK30Front LeftWindow regulator - Manual type
1983ChevroletK5 BlazerFront LeftWindow regulator - Manual type
1983GMCC1500Front LeftWindow regulator - Manual type
1983GMCC1500 SuburbanFront LeftWindow regulator - Manual type
1983GMCC2500Front LeftWindow regulator - Manual type
1983GMCC2500 SuburbanFront LeftWindow regulator - Manual type
1983GMCC3500Front LeftWindow regulator - Manual type
1983GMCJimmyFront LeftWindow regulator - Manual type
1983GMCK1500Front LeftWindow regulator - Manual type
1983GMCK1500 SuburbanFront LeftWindow regulator - Manual type
1983GMCK2500Front LeftWindow regulator - Manual type
1983GMCK2500 SuburbanFront LeftWindow regulator - Manual type
1983GMCK3500Front LeftWindow regulator - Manual type
1982ChevroletC10Front LeftWindow regulator - Manual type
1982ChevroletC10 SuburbanFront LeftWindow regulator - Manual type
1982ChevroletC20Front LeftWindow regulator - Manual type
1982ChevroletC20 SuburbanFront LeftWindow regulator - Manual type
1982ChevroletC30Front LeftWindow regulator - Manual type
1982ChevroletK10Front LeftWindow regulator - Manual type
1982ChevroletK10 SuburbanFront LeftWindow regulator - Manual type
1982ChevroletK20Front LeftWindow regulator - Manual type
1982ChevroletK20 SuburbanFront LeftWindow regulator - Manual type
1982ChevroletK30Front LeftWindow regulator - Manual type
1982ChevroletK5 BlazerFront LeftWindow regulator - Manual type
1982GMCC1500Front LeftWindow regulator - Manual type
1982GMCC1500 SuburbanFront LeftWindow regulator - Manual type
1982GMCC2500Front LeftWindow regulator - Manual type
1982GMCC2500 SuburbanFront LeftWindow regulator - Manual type
1982GMCC3500Front LeftWindow regulator - Manual type
1982GMCJimmyFront LeftWindow regulator - Manual type
1982GMCK1500Front LeftWindow regulator - Manual type
1982GMCK1500 SuburbanFront LeftWindow regulator - Manual type
1982GMCK2500Front LeftWindow regulator - Manual type
1982GMCK2500 SuburbanFront LeftWindow regulator - Manual type
1982GMCK3500Front LeftWindow regulator - Manual type
1981ChevroletC10Front LeftWindow regulator - Manual type
1981ChevroletC10 SuburbanFront LeftWindow regulator - Manual type
1981ChevroletC20Front LeftWindow regulator - Manual type
1981ChevroletC20 SuburbanFront LeftWindow regulator - Manual type
1981ChevroletC30Front LeftWindow regulator - Manual type
1981ChevroletK10Front LeftWindow regulator - Manual type
1981ChevroletK10 SuburbanFront LeftWindow regulator - Manual type
1981ChevroletK20Front LeftWindow regulator - Manual type
1981ChevroletK20 SuburbanFront LeftWindow regulator - Manual type
1981ChevroletK30Front LeftWindow regulator - Manual type
1981ChevroletK5 BlazerFront LeftWindow regulator - Manual type
1981GMCC1500Front LeftWindow regulator - Manual type
1981GMCC1500 SuburbanFront LeftWindow regulator - Manual type
1981GMCC2500Front LeftWindow regulator - Manual type
1981GMCC2500 SuburbanFront LeftWindow regulator - Manual type
1981GMCC3500Front LeftWindow regulator - Manual type
1981GMCJimmyFront LeftWindow regulator - Manual type
1981GMCK1500Front LeftWindow regulator - Manual type
1981GMCK1500 SuburbanFront LeftWindow regulator - Manual type
1981GMCK2500Front LeftWindow regulator - Manual type
1981GMCK2500 SuburbanFront LeftWindow regulator - Manual type
1981GMCK3500Front LeftWindow regulator - Manual type
1980ChevroletC10Front LeftWindow regulator - Manual type
1980ChevroletC10 SuburbanFront LeftWindow regulator - Manual type
1980ChevroletC20Front LeftWindow regulator - Manual type
1980ChevroletC20 SuburbanFront LeftWindow regulator - Manual type
1980ChevroletC30Front LeftWindow regulator - Manual type
1980ChevroletK10Front LeftWindow regulator - Manual type
1980ChevroletK10 SuburbanFront LeftWindow regulator - Manual type
1980ChevroletK20Front LeftWindow regulator - Manual type
1980ChevroletK20 SuburbanFront LeftWindow regulator - Manual type
1980ChevroletK30Front LeftWindow regulator - Manual type
1980ChevroletK5 BlazerFront LeftWindow regulator - Manual type
1980GMCC1500Front LeftWindow regulator - Manual type
1980GMCC1500 SuburbanFront LeftWindow regulator - Manual type
1980GMCC2500Front LeftWindow regulator - Manual type
1980GMCC2500 SuburbanFront LeftWindow regulator - Manual type
1980GMCC3500Front LeftWindow regulator - Manual type
1980GMCJimmyFront LeftWindow regulator - Manual type
1980GMCK1500Front LeftWindow regulator - Manual type
1980GMCK1500 SuburbanFront LeftWindow regulator - Manual type
1980GMCK2500Front LeftWindow regulator - Manual type
1980GMCK2500 SuburbanFront LeftWindow regulator - Manual type
1980GMCK3500Front LeftWindow regulator - Manual type
1979ChevroletC10Front LeftWindow regulator - Manual type
1979ChevroletC10 SuburbanFront LeftWindow regulator - Manual type
1979ChevroletC20Front LeftWindow regulator - Manual type
1979ChevroletC20 SuburbanFront LeftWindow regulator - Manual type
1979ChevroletC30Front LeftWindow regulator - Manual type
1979ChevroletK10Front LeftWindow regulator - Manual type
1979ChevroletK10 SuburbanFront LeftWindow regulator - Manual type
1979ChevroletK20Front LeftWindow regulator - Manual type
1979ChevroletK20 SuburbanFront LeftWindow regulator - Manual type
1979ChevroletK30Front LeftWindow regulator - Manual type
1979ChevroletK5 BlazerFront LeftWindow regulator - Manual type
1979GMCC1500Front LeftWindow regulator - Manual type
1979GMCC1500 SuburbanFront LeftWindow regulator - Manual type
1979GMCC2500Front LeftWindow regulator - Manual type
1979GMCC2500 SuburbanFront LeftWindow regulator - Manual type
1979GMCC3500Front LeftWindow regulator - Manual type
1979GMCJimmyFront LeftWindow regulator - Manual type
1979GMCK1500Front LeftWindow regulator - Manual type
1979GMCK1500 SuburbanFront LeftWindow regulator - Manual type
1979GMCK2500Front LeftWindow regulator - Manual type
1979GMCK2500 SuburbanFront LeftWindow regulator - Manual type
1979GMCK3500Front LeftWindow regulator - Manual type
1978ChevroletC10Front LeftWindow regulator - Manual type
1978ChevroletC10 SuburbanFront LeftWindow regulator - Manual type
1978ChevroletC20Front LeftWindow regulator - Manual type
1978ChevroletC20 SuburbanFront LeftWindow regulator - Manual type
1978ChevroletC30Front LeftWindow regulator - Manual type
1978ChevroletK10Front LeftWindow regulator - Manual type
1978ChevroletK10 SuburbanFront LeftWindow regulator - Manual type
1978ChevroletK20Front LeftWindow regulator - Manual type
1978ChevroletK20 SuburbanFront LeftWindow regulator - Manual type
1978ChevroletK30Front LeftWindow regulator - Manual type
1978ChevroletK5 BlazerFront LeftWindow regulator - Manual type
1978GMCJimmyFront LeftWindow regulator - Manual type
1977ChevroletC10Front LeftWindow regulator - Manual type
1977ChevroletC10 SuburbanFront LeftWindow regulator - Manual type
1977ChevroletC20Front LeftWindow regulator - Manual type
1977ChevroletC20 SuburbanFront LeftWindow regulator - Manual type
1977ChevroletC30Front LeftWindow regulator - Manual type
1977ChevroletK10Front LeftWindow regulator - Manual type
1977ChevroletK10 SuburbanFront LeftWindow regulator - Manual type
1977ChevroletK20Front LeftWindow regulator - Manual type
1977ChevroletK20 SuburbanFront LeftWindow regulator - Manual type
1977ChevroletK30Front LeftWindow regulator - Manual type
1977ChevroletK5 BlazerFront LeftWindow regulator - Manual type
1977GMCJimmyFront LeftWindow regulator - Manual type

* 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:

11R254140274311554-6500L335-53002-0028190182-15M8215MWLR7001WR40651

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.