Home Testing Brake and Exterior Noise

Brake and Exterior Noise Development and Certification

An organization comprised of engineers and driver/mechanics that specialize in the testing/development/certification of the following vehicle systems:  brakes, exterior noise, and tire pressure monitoring.

Testing Services

  • MVSS 105/135 – Brake system test for USA
  • ECE 13H – Brake system test for ECE countries
  • Auto Motor Und Sport magazine (AMS) stopping distance
  • Consumer Reports stopping distance
  • SAE J1470 – Noise test for USA – mainly passenger cars
  • SAE J986 – Noise test for USA – mainly trucks
  • ECE 51 – Noise test for ECE countries
  • Trias 20 – Noise test for Japan
  • Center of gravity and pitch moment of inertia measurements
Brake Testing Services

Test Facilities/Equipment

  • Skid Traction Facility - Multiple wetted surfaces (basalt, porcelain, concrete, polished concrete) with traction levels from 0.15 to 0.8 up to 1,000 feet long. Transition surfaces, and split surfaces available for all requirements.
  • Straightaway - High traction stopping distance surface - 1.6 mile concrete 2 lane – traction greater than 0.95
  • Oval - 4.7 mile 6 lane asphalt
  • Parking Grades - 20 and 30 % - concrete
  • Center of gravity swing – wheelbase up to 160 inches
  • Instrumentation for both brake and noise tests
  • Anthony Best Dynamics brake robot
  • Garage Facilities - 16 - 9,000 lb hoists, 3 - 16,000 lb hoists, 1 - 24,000 lb hoist
Skid Traction Facility

BRAKE DYNAMOMETER TESTING

Chrysler offers brake dynamometer testing services for testing, developing, and certifying brake system components.

Double Ended Brake Dynamometers
Double Ended Brake Dynamometers

Testing Services

  • FMVSS 105/135 performance testing
  • SAE J2521 noise test matrix
  • Auto Motor und Sport (AMS) and AutoBild tests
  • Park brake testing
  • Numerous custom testing capabilities to meet customer specific requirements

Double Ended Brake Dynamometers

  • Two double ended brake dynamometers with 100 hp motors, 1,600 rpm max speed, 45 mph max air flow, 453 slug•ft² on one dynamometer and 250 slug•ft² on the other dynamometer.
  • Environmental chamber able to be attached to 250 slug•ft² dynamometer for ¼ car environmental brake testing. Temperature range capabilities from -4° F to 120° F and relative humidity from 10% RH to 90% RH.
  • Park brake testing capabilities
  • DTV measurements
Double Ended Brake Dynamometer

NVH ¼ Car Brake Dynamometer

  • ¼ car NVH brake dynamometer with 490 hp motor either roller or shaft driven, 2,000 rpm max speed, and 92 slug•ft² of mechanical inertia.
  • Environmental system capable of temperatures from -4° F to 122° F and relative humidity from 10% RH to 90% RH.
  • Noise and video recording capabilities
  • DTV measurements
  • Continuous static torque drive: 20 rpm maximum speed and 4,400 lb•ft of torque.
  • Water and dust spray testing
¼ Car NVH Brake Dynamometer
¼ Car NVH Brake Dynamometer