2006–2026
A flat glass panel, common on van rear quarters and fixed side panels, sourced as a separate variant from curved equivalents.
What it means
Flat glass refers to a side or rear panel with a plane surface rather than a curved or contoured profile. This is typical of van rear quarter glass, fixed side panels on certain commercial vehicles, and some fixed glazing on passenger cars. Flat glass is structurally simpler than curved variants and is often used where aerodynamics or design complexity is less critical. It's stocked and catalogued separately from any curved equivalent on the same vehicle, because the manufacturing process, fit tolerances, and seal requirements differ.
How to tell
Check your vehicle's side or rear panels visually — flat glass will have a noticeably plane surface when you look at its profile from the side. Compare it to curved windscreens or rear windows, which have obvious contour. If you're unsure, ask your vehicle's service centre or dealership parts department whether your side or rear glass is flat or curved; they can confirm from the parts diagram.
Replacement impact
Flat glass replacement is straightforward — no calibration is involved because flat glass carries no sensors, cameras, or electronic features. The fit process is typically faster than curved glass because the seal and adhesive application follows a flat plane. Cure time applies if the glass is bonded (e.g. fixed side panels or rear windows), but the cure chemistry is standard. Aftermarket flat glass variants are usually available alongside OEM options, so sourcing is rarely a constraint.