Built to survive punishing duty cycles, the Wagner SevereDuty SX1399 Front Disc Brake Pad Set is engineered for fleets, police-pursuit use, and work trucks that face frequent stops, gear hauling, and heavy loads. It installs as a front-axle replacement for the 2009-2010 Dodge Ram 2500 and Ram 3500, and the 2011-2018 Ram 2500 and Ram 3500 (all engines).
- Semi-metallic friction: carbon-based, semi-metallic material developed in-house to deliver long-lasting braking in demanding applications.
- OE-style design: features shims, slots, and chamfered edges styled after the original equipment pads.
- Included hardware: ships with pad shims, abutment clips, and a mechanical wear sensor; premium stainless-steel hardware is included for key applications.
- Wagner OE25 formulation: uses the zero-copper OE25 friction formulation and is validated with OE-style on-vehicle testing for heavy loads, frequent stopping, and high heat.
Each set covers the front axle; the listed applications use one set (quantity 1). Made in the United States.
Interchange: FMSI 8507-D1399 · 8507D1399. Manufacturer part number SX1399.
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What vehicles does the Wagner SX1399 fit?
It's a front-axle disc brake pad set for the 2009-2010 Dodge Ram 2500 and Ram 3500, and the 2011-2018 Ram 2500 and Ram 3500 (all engines). See the Buyer's Guide tab to confirm your vehicle.
Is this a front or rear pad set?
It's a front disc brake pad set, intended for the front axle of the listed Ram 2500 and 3500 applications.
What friction material is used?
A semi-metallic, carbon-based friction material with Wagner's OE25 zero-copper formulation, designed to hold up to heavy loads, frequent stopping, and high heat.
What's included in the set?
The set includes the front pads with OE-style shims, abutment clips, and a mechanical wear sensor. Premium stainless-steel hardware is included for key applications.
Does this pad set have a wear indicator?
Yes. A mechanical pad wear sensor is included, which signals when the pads may need replacing. Diagnose the cause of any brake noise before servicing.