A18-35310-003 Window Channel Fits Freightliner Columbia, Mechanical System, Right Size

The Freightliner A18-35310-003 window channel guides the door glass and helps it move smoothly within the track. It’s a truck window channel part intended for the Freightliner Columbia mechanical window system. Replacing a worn channel can reduce binding, rattles, and uneven window travel.

Yes, the Freightliner A18-35310-003 window channel is listed as the right side window channel for a Freightliner Columbia mechanical window system. Right side fitment matters because left and right channels can differ in shape and mounting. If you need the opposite side, look for the corresponding left-side part number.

If the window drags, sticks, tilts, or makes scraping noises, a mechanical window channel replacement may be needed. Inspect the channel for torn rubber, deformation, or excessive looseness that lets the glass wobble. Installing a new Freightliner Columbia window channel can restore smooth operation and help protect the window glass and regulator from extra stress.