Guide the front left door glass up and down its track with the Dorman window regulator, part number 740-723. This front left power window regulator is a direct-fit replacement for the 2000-2003 Nissan Maxima, 2002-2004 Infiniti I35 and 2000-2001 Infiniti I30.
This Dorman OE Solutions window regulator is sold as the regulator only. The power window motor is not included.
- Built to the original design: Dorman engineered and tested this regulator so its fit, operation and performance line up with the original regulator on the listed vehicles.
- Cycle tested: Dorman tested it extensively, cycling it thousands of times in an actual vehicle door.
- Engineered in the USA: It is backed by Dorman's long history in the automotive aftermarket.
- Straightforward installation: Dorman reverse-engineered it to the original equipment shape and dimensions for a direct, seamless fit.
A worn front left regulator may show itself as glass that moves slowly or tilts, drops into the door, or stays put while the motor can be heard running. Grinding or clicking noises inside the door are another sign. A failed switch or motor can cause similar symptoms, so diagnose the cause before replacing parts.
Interchange: 20-1209
201209 · 11R193 · 81822 · RPN023 · 821365A · WLR1219 · 807202Y000 · 807212Y000 · 807212Y00A · 807212Y00C · WR40723 · 670078 · 670078G
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
11R193, 81822, RPN023, 821365A, WLR1219, 807202Y000, 807212Y000, 807212Y00A, 807212Y00C, WR40723, 670078, 670078G, 20-1209
Frequently Asked Questions
What does a window regulator do?
It is the mechanism inside the door that carries the glass and guides it up and down its track when the power window motor drives it. Dorman 740-723 is the front left unit.
Does the Dorman 740-723 include the window motor?
No. This power window regulator is sold as the regulator only, so the window motor is not included.
Is this the right Nissan Maxima window regulator for a 2000-2003 Nissan Maxima?
Yes. It is listed as the front left regulator for the 2000-2003 Nissan Maxima.
Is this the right window regulator for a 2000-2001 Infiniti I30?
It is listed as the front left regulator for the 2000-2001 Infiniti I30 and also fits the 2002-2004 Infiniti I35.
What are signs of a failing window regulator?
Signs include glass that moves slowly or tilts, drops into the door, or stays put while the motor runs, and grinding or clicking inside the door. Rule out the switch and motor first.
