Model 3378 Portable Vehicle DTV & Drag Tester




Test Equipment, Vehicle Testing

Test Type

Performance, Durability, Noise, Vibration, & Harshness

Model 3378 Portable Vehicle DTV & Drag Tester


The LINK Model 3378 Portable Vehicle DTV & Drag Tester measures the inboard and outboard Thickness Induced Runout (TIR), Disc Thickness Variation (DTV) and drag torque of a brake rotor on the vehicle. It includes a motor driven wheel drive adapter, two capacitive, non-contact probes and a vertical line beam laser. Its compact design and rugged wheeled travel case, with a telescoping handle, make it ideal for evaluating brakes at a remote location in the field. The system uses ProLINK control and data acquisition software running on a laptop computer.


Control System ProLINK
Motor Speed 0 - 5 RPM continuous
Drive Motor Torque 0 - 85 Nm continuous
Probe Range 2.54 mm,  +/- 0.25% FS
Probe Type Capacitive, non-contact w/ 90° quick disconnect cable
Wheel Drive Adapter Adjustable to fit all lug patterns
Alignment Laser Vertical Line Beam
Head Height Range 0.43-0.76 m


Key Benefits

  • Does not require vehicle hoist to perform measurements
  • Measures inboard and outboard run-out, and Disc Thickness Variation (DTV) of a rotor on the vehicle
  • Provides the capabilities of measuring both rolling and break-away torque.
  • Portability easily allows in field measurements
  • Automatic Report Generation
  • 2 non-contact probes

Other LINK Products