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Tag: heavy-duty vehicles

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SAE J2177-2026 Chassis Dynamometer Test Procedure - Heavy-Duty Road Vehicles

SAE

SAE J2177-2026 Chassis Dynamometer Test Procedure - Heavy-Duty Road Vehicles SAE J2177 MAR2026 specifies chassis dynamometer testing, power correction, and data analysis procedures for heavy-duty road vehicles.

Publication date: 2026-03 Points: 432 File size: 347.88 KB Pages: 18 Format: PDF Language: English

SAE J2174-2026 Heavy-Duty Wiring Systems for Trailers 2032 mm or More in Width

SAE

SAE J2174-2026 Heavy-Duty Wiring Systems for Trailers 2032 mm or More in Width This SAE standard defines minimum performance, design, testing, and installation requirements for 12 VDC electrical distribution systems used in heavy-duty trailers and dollies.

Publication date: 2026 Points: 414 File size: 301.69 KB Pages: 11 Format: PDF Language: English

SAE J2971-2026 Truck and Bus Aerodynamic Device and Concept Terminology

SAE

SAE J2971-2026 Truck and Bus Aerodynamic Device and Concept Terminology A revised SAE Recommended Practice defining standardized terminology for aerodynamic devices and concepts used on trucks, trailers, and buses.

Publication date: 2026-03 ISBN: 978-0-768-00029-0 Points: 355 File size: 1.95 MB Pages: 33 Format: PDF Language: English