Replace a broken, stripped or missing stud at the front exhaust flange with this Dorman exhaust flange stud and nut, part number 03129, the hardware that clamps the flange joint together. It fits many vehicles, among them the 1998-2001 Ford Explorer, 1999-2000 Ford Ranger and 1990-2007 Ford Taurus. See the "Vehicles it fits" section for the full list and engine details.
Exhaust flange studs and nuts spend their lives exposed to heat, moisture and road salt, so they can corrode, seize or snap when the exhaust is serviced. This Dorman stud and nut are cataloged for the front position and sized M12-1.75 x 62 mm.
- Direct replacement: designed to fit and work like the original exhaust flange hardware on the listed applications.
- Ideal solution: a dependable choice when the original stud or nut has worn out or gone missing.
- Durable construction: built from quality materials for reliable performance and long service life.
- Trustworthy quality: supported by a United States-based team of product experts and more than a century of automotive experience.
If a failed stud or nut is the cause of an exhaust leak or a loose flange, this hardware replaces it. Consult the vehicle service information for the tightening specification and whether the flange gasket should be replaced at the same time.
Interchange: ES75104 · 388718S2 · N807988S100 · N808670S301 · N811341S101 · N811747S2 · N811748S100
This part cross-references / interchanges with the following part numbers:
ES75104, 388718S2, N807988S100, N808670S301, N811341S101, N811747S2, N811748S100
Frequently Asked Questions
What does this exhaust flange stud and nut do?
It supplies the stud and nut that clamp the front exhaust flange joint together, helping hold the connection tight so the joint stays sealed.
What size is this exhaust stud kit?
Dorman 03129 is sized M12-1.75 x 62 mm and is cataloged for the front position.
Will it fit a 1998-2001 Ford Explorer?
Yes. The 1998-2001 Ford Explorer is a listed application, along with the 1999-2000 Ford Ranger and 1990-2007 Ford Taurus. The "Vehicles it fits" section has the full list.
What are signs the exhaust flange stud or nut may need replacing?
Signs include a ticking or puffing exhaust leak near the flange, a rattling or loose joint, and a stud that is rusted through, stripped, snapped or missing. Diagnose the leak before replacing parts.
Any tips for installing it?
Old exhaust studs are often seized by rust and can snap, so work carefully. Follow the vehicle service information for the tightening specification and whether other flange parts should be replaced.
