Need help? We're here!
(888) 312-8812 Login SignupBefore you get too far into air suspension problems, check if the Peterbilt Paccar Barksdale Valve is doing its part. This top-of-the-line component regulates the ride height by controlling air going in and out of the suspension bags. It keeps the truck level and balanced when your truck is loaded. With a height of 8.00 inches and a width of 10.00 inches, the Peterbilt 55521Q163 fits into the suspension setup without requiring modifications or extra space.
Be the first to review this product!
Be the first to ask a question about this product!
Optional. Please do not use your full name.
Minimum 10 characters, maximum 500 characters
You can upload up to 3 images to help illustrate your question. Supported formats: JPG, PNG, GIF, WebP
Please complete the reCAPTCHA verification to submit your question.
California residents see

