A18-35310-002 Window Channel Fits Freightliner Columbia, Mechanical System, Left Size

It guides and supports the glass so the window travels smoothly and stays properly seated. A properly fitting channel helps reduce rattles and binding, and it also helps limit wind noise and water intrusion. It’s a common truck window channel replacement part when the original channel is worn, torn, or misshapen.

Yes, it’s intended as a left side window channel for a Freightliner Columbia mechanical window channel setup. It’s not meant for power/electric window regulator applications that use different guide components. Matching the system type and side is key for proper fit and window alignment.

Look for symptoms like the window sticking, tilting in the track, scraping noises, or excessive play when raising and lowering. Damaged felt/rubber, cracks, or gaps in the channel can also allow wind and water to enter. If you’re servicing a Freightliner Columbia window channel on the left side with a mechanical system, Freightliner window channel A18-35310-002 is a common replacement choice.