
Seats Inc Truck Sitsolo Seat Base Adaptor Plate
**Must Remove Factory Seat Base Riser and attach directly to Seat Frame Legs for Installation**
*Pre & Post Build Dates are for the seat not the truck
Upgrade seat comfort in your Pete or KW with this Legacy seat adaptor. Fits Legacy Lo/Gold/Silver. Adjustable up to 7". Chrome, black, or billet. Order you own now!
- Sitsolo Seat Base Adaptor Plate For Peterbilt Or Kenworth Trucks (Choose Option Above)
- Fits Legacy Lo And Legacy Gold/Silver Truck Seats (Choose Above)
- Peterbilt 379, 386, 389 / Legacy Lo (Pre July 1 2018)
- Peterbilt 379, 386, 389 / Legacy Lo (Post July 1 2018)
- Peterbilt 379, 386, 389 / Legacy Gold/Silver
- Peterbilt 579 / Legacy Lo (Pre July 1 2018)
- Peterbilt 579 / Legacy Lo (Post July 1 2018)
- Peterbilt 579 / Legacy Gold/Silver
- Kenworth W900 / Legacy Lo (Pre July 1 2018)
- Kenworth W900 / Legacy Lo (Post July 1 2018)
- Kenworth W900 / Legacy Gold/Silver
- Available in Various Finish Options (Choose Above)
- Billet Aluminum
- Powder Coat - Gloss Black
- Chrome
- 10" or 12" Adaptor Will Be Supplied Based on Truck Seat Make and Model
- Allows For The Seats To Be Mounted Further Back From The Original Seat Mounting Holes
- Seat Adjustable Up To 7" In 1" Increments
- Made Of Billet Aluminum
- Includes Stainless Steel Installation Hardware
- Call For Custom Color Options
- Check Out Our Compatible Seats Inc Pinnacle Seat!
- Sold Individually
- Quality American Made Product
Customize your cab for comfort with this premium billet aluminum seat base adaptor plate designed for Peterbilt and Kenworth trucks equipped with Legacy Lo or Legacy Gold/Silver seats. This heavy-duty adaptor moves your seat up to 7" back from the original mounting holes in 1" increments—ideal for drivers needing more legroom or a tailored seating position. Compatible with a wide range of configurations, including Peterbilt 379, 386, 389, 579 and Kenworth W900 models (pre- and post-July 1, 2018), this adaptor is precision-matched to your seat and truck combo, and either a 10" or 12" version will be supplied accordingly. Choose from raw billet, gloss black powder coat, or chrome finishes to match your truck’s interior style. Includes stainless steel installation hardware and is proudly made in the USA. Call today for custom color options!
If you should need additional Truck Parts and Accessories, please don't hesitate to call our toll-free number 1-888-888-7990