Guide the front left door glass up and down its track with the Dorman window regulator 740-100, a direct-fit replacement for the 1999-2005 Hyundai Sonata, 2002-2006 Kia Optima and 2002-2006 Kia Magentis. This power window regulator is sold as the regulator only, and the window motor is not included.
Whether you need a 2002-2006 Kia Optima window regulator or the same front left unit for a 1999-2005 Hyundai Sonata or 2002-2006 Kia Magentis, the 740-100 is precision-engineered and extensively tested by Dorman to mirror the original part's fit, function and performance.
- Trustworthy replacement: Engineered and tested so it fits, works and performs like the original window regulator on the listed vehicles.
- Quality assured: Cycle-tested thousands of times inside an actual vehicle door.
- Reliable design: Engineered in the USA, drawing on Dorman's long history in the automotive aftermarket.
- Easy installation: Reverse-engineered to the original equipment shape and dimensions for a direct fit.
Signs a window regulator may need replacing include glass that moves slowly or crookedly, drops into the door, or won't move while the motor can be heard running. Grinding or clicking from inside the door is another sign. A failed motor, switch or wiring can cause similar symptoms, so diagnose the cause before replacing parts.
Interchange: 211-0029 · 20-0737
2110029 · 200737 · 11R165 · 81784 · RPK015 · WLR2027 · 40338010 · 8240338010 · 8240338011 · SK740100 · 670020 · 670020G
This part cross-references / interchanges with the following part numbers:
11R165, 81784, RPK015, 211-0029, WLR2027, 40338010, 8240338010, 8240338011, SK740100, 670020, 670020G, 20-0737
Frequently Asked Questions
What does the Dorman OE Solutions window regulator 740-100 do?
It is the mechanism that carries the front left door glass and guides it up and down when the power window motor drives it.
Is this the right window regulator replacement for a 1999-2005 Hyundai Sonata?
It is listed for the front left position on the 1999-2005 Hyundai Sonata. Check the "Vehicles it fits" section to confirm your exact vehicle.
Is the window motor included?
No. This power window regulator is sold as the regulator only, and the window motor is not part of this listing.
Which door does this regulator install in?
It is cataloged for the front left door position on the listed applications.
What are signs the window regulator may be failing?
Common signs include glass that moves slowly, tilts, drops into the door or won't move, and grinding or clicking inside the door. Check the motor, switch and wiring before replacing parts.
