Rear Brake Rotor for 2019-2026 Ram 3500 - Dynamic Friction 604-40127

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$189.99
MPN: 604-40127
Item Package Quantity: 1
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Dynamic Friction Company Disc Brake Rotor P/N:604-40127
Dynamic Friction Company Disc Brake Rotor P/N:604-40127
$189.99

Dynamic Friction 604-40127 rear brake rotor for the 2019-2026 Ram 3500 is the machined surface the pads clamp against to slow the wheel. This Dynamic Friction brake rotor is a DFC GEOSPEC coated rotor.

  • CNC-machined to tight tolerances, precision cut and mill-balanced for smoother stopping
  • Vane configuration designed for heat dissipation
  • G3000/G11H18 iron castings for strength, stability and durability
  • Non-directional finish to promote faster break-in and smoother stops
  • DFC GEOSPEC coating on the disc and hat for rust resistance

Quick facts

  • Part: Dynamic Friction 604-40127 rear brake rotor
  • Also called: disc brake rotor
  • Fits: 2019-2026 Ram 3500
  • Position: Rear
  • Material: G3000/G11H18 iron castings
  • Condition: New

A pulsing brake pedal, deep grooves on the face of the disc brake rotor, or a thickness at or below the discard spec can mean the rotor is worn. Pulsation alone does not prove the rotor is the problem, since worn pads can cause it too.

Fits

This rotor fits the 2019-2026 Ram 3500 and is designed to meet the same form, fit and function as OEM brake rotors. The 2019-2026 Ram 3500 takes two. This listing is one rotor for the rear axle; the other side of that axle is normally replaced at the same time.

Specifications

Fit and size

  • Position: rear
  • Quantity per vehicle: 2
  • Outside diameter: 365 mm
  • Center hole diameter: 128 mm
  • Bolt circle diameter: 156 mm, 8 lug holes
  • Bolt hole diameter: 16.5 mm
  • Nominal thickness: 38 mm
  • Discard thickness: 36.4 mm
  • Height: 134.6 mm

Build and materials

  • Surface: smooth, non-directional
  • Disc and hat finish: fully coated GEOSPEC
  • Rust resistant coating: yes
  • Material: G3000/G11H18 iron castings
  • Condition: new

Installation notes

  • Ready to install with no additional pre-degreasing preparation needed, which saves time during installation.

Frequently Asked Questions

Is this one of the 2019-2026 Ram 3500 brake rotors for the rear axle?

Yes. Dynamic Friction 604-40127 is a rear rotor for the 2019-2026 Ram 3500, and that truck takes two.

What size is the Dynamic Friction 604-40127 rotor?

It is 365 mm in outside diameter and 38 mm thick when new, with a 128 mm center hole and 8 lug holes on a 156 mm bolt circle.

Is the hat on this rear rotor coated too?

Yes. Both the disc and the hat have a fully coated GEOSPEC finish, and the rotor carries a rust resistant coating.

How thin can this rear rotor wear before it needs replacing?

Dynamic Friction 604-40127 has a discard thickness of 36.4 mm, against 38 mm new. At or below that measurement, it is due for replacement.

Does this rotor need degreasing before it goes on?

No. The rotor is ready to install, and no additional pre-degreasing preparation is needed.