J1729_202609 Parking Brake Drawbar Pull Test Procedure - Truck and Bus
Reaffirmed
9/16/2026
- Content
- This SAE Recommended Practice provides a test method and instructions for measuring performance of parking brakes on air- or hydraulic-braked vehicles equipped with in-wheel or drive-line parking brakes. This procedure applies to truck-tractors, trailers, trucks, and buses.
- Citation
- SAE International Recommended Practice, Parking Brake Drawbar Pull Test Procedure - Truck and Bus, SAE Standard J1729_202609, Reaffirmed September 2026, Revised October 2019, Issued August 1995, .