Dorman 924-6012 Clutch Servo – Compatible With Kenworth T680/T880 & Peterbilt 567/579/587 Models

If your heavy-duty truck’s clutch pedal is getting stiff, this Dorman clutch servo can help. It’s a direct replacement that restores the pneumatic boost, making the pedal easier to press. Designed to match the fit and function of the original part on specific Kenworth (T680, T880) and Peterbilt (567, 579, 587) models from around 2013 to 2021. Built with quality materials and tested for reliability. Before buying, double-check your truck’s exact year and model – use the fitment tool or your VIN to confirm. Good for fleet maintenance or owner-operators looking to fix clutch effort without going through dealership pricing. Dorman’s been around, so you’re getting a trusted aftermarket part. Makes driving smoother and reduces driver fatigue on long hauls.