Updated August 23, 2026
Whether you drive a sedan, a work truck, or a cargo van, Diamond Bar sees its share of rock chips, stress cracks, and broken side glass. The 5 shops in the Qualtech Auto Glass Network handle windshield replacement, chip repair, ADAS camera recalibration, and side, rear, and vent glass — with mobile techs that come to your home, office, or job site across California.
1320 Valley Vista Drive, Ste. 105, Diamond Bar, CA 91765
(909) 637-3372
634 N. Diamond Bar Blvd, Diamond Bar, CA 91765
(909) 895-0723
3333 S Brea Canyon Rd #112, Diamond Bar, CA 91765
(909) 438-2704
1220 S Diamond Bar Blvd, Diamond Bar, CA 91765
(909) 233-6034
1360 Valley Vista Drive, Diamond Bar, CA 91765
909-346-2101
Estimated Diamond Bar-area pricing, based on national installer data and adjusted for California labor and parts rates. Your exact quote depends on the vehicle, glass features, and whether ADAS recalibration is required.
| Service | Low | Typical | High |
|---|---|---|---|
| Windshield Replacement | $275 | $425 | $575 |
| Windshield Replacement + ADAS Calibration | $575 | $775 | $1,255 |
| Rock Chip Repair | $70 | $115 | $180 |
| Side Window Replacement | $205 | $290 | $515 |
| Rear Window Replacement | $225 | $380 | $740 |
“Reliable work. Tran Auto Glass replaced the windshield with no issues on the glass. The scheduling updates could be tighter, but nothing worth docking much over.”
Marcus K. · Tran Auto Glass
“I don't let just anyone touch my truck and John's Mobile Auto Glass earned my trust. Perfect fit, no leaks, no whistling on the freeway. Exactly how it should be done.”
Jenna A. · John's Mobile Auto Glass
“Transparent pricing and they held to the quote exactly. Crest Auto Glass never pushed anything I didn't need. The new side window looks fantastic.”
Eric P. · Crest Auto Glass
Around Diamond Bar, a standard windshield replacement usually lands between $275 and $575, with most drivers paying near $425. Newer vehicles that need ADAS camera recalibration can climb to $575–$1,255, and truck or van glass varies with size. A quick rock chip repair runs only $70–$180 and is frequently free if you carry comprehensive coverage. These are California-adjusted estimates, not firm quotes.
Yes. Qualtech network shops in Diamond Bar handle more than passenger windshields — they service truck glass, van glass, side and rear windows, and quarter glass. When you book, mention your vehicle type so the shop confirms it stocks the correct glass for your make and model.
Most Diamond Bar shops in the Qualtech network send a mobile technician to your home, workplace, or roadside at no extra charge, so you never have to drive on a damaged windshield. Same-day mobile appointments are widely available across the Diamond Bar area.
If you have comprehensive coverage, windshield repair and replacement are generally covered in California, and many policies waive the deductible on chip repairs. Qualtech network shops in Diamond Bar verify your benefits and bill your carrier directly, so most drivers pay little or nothing out of pocket.
Compare the Diamond Bar shops on this page by the services they offer, mobile availability, and direct insurance billing. Choose technicians who follow AGSC safety standards, install OEM or OEM-equivalent glass, and have strong recent reviews before you schedule.
Side and door glass in Diamond Bar typically runs $205–$515, with a common price near $290. Cost depends on whether it's a laminated or tempered pane and whether the door needs to come apart to clear broken glass. Qualtech network techs vacuum out the debris and can usually handle it mobile — figures are California-adjusted estimates.
A rear windshield in Diamond Bar generally falls between $225 and $740, often around $380. Glass with a heating grid or antenna connections sits toward the higher end because those wires have to be reconnected. Truck and van rear glass varies by size, and these are estimates rather than a locked-in quote.