Browse Standards J1247_198004
Historical ISSUED 1980-04-01

Simulated Mountain-Brake Performance Test Procedure J1247_198004

This SAE Recommended Practice establishes a uniform procedure for a flat-road simulation of a mountain-fade test of the brake systems of light-duty trucks and multipurpose passenger vehicles up to and including 4500 kg (10 000 lb) GVW and all classes of passenger cars. The purpose of this test code is to establish brake system characteristics while simulating a mountain descent. This procedure is intended to be used to evaluate the following characteristics of a brake system: a. Brake temperature relative to fluid boil b. Fade resistance and reserve pedal travel c. Overall structural durability d. Subjective stability
J1247_201405
2014-05-16
Latest
Stabilized
J1247_200208
2002-08-20
Historical
Revised
J1247_199309
1993-09-01
Historical
Reaffirmed
J1247_198004
1980-04-01
Historical
Issued

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