YYHHZZ Alternator 160A for Ram 1500/2500/3500 2003-2006 V8 5.7L — Direct-Fit, 7-Groove Clockwise

The YYHHZZ 13988N alternator is a direct-fit, high-output 160A replacement designed for 2003–2006 Ram 1500/2500/3500 and select 2004–2006 Durango 5.7L V8 trucks.

When an alternator fails, electrical systems lose charging reliability and battery life suffers; this YYHHZZ unit is built to match factory mounting points, pulley configuration, and electrical output so you can restore charging performance without custom modifications. It’s specified for clockwise rotation, seven-groove pulley setups, and a 12.0V system, covering popular Dodge Ram and Durango V8 5.7L applications from the mid-2000s. Below you’ll find practical answers to common buyer questions, plus a concise list of fitment and spec details to help confirm compatibility.

Will this alternator fit my 2005 Ram 2500 V8 5.7L?

Yes — the YYHHZZ 13988N is manufactured to replace the factory alternators used in 2003–2006 Ram 1500, 2500, and 3500 models with the 5.7L V8 engine. Fitment depends on your truck’s original pulley configuration and rotation direction, so verify those details to ensure a direct swap.

• Compatible model years: 2003–2006 Ram 1500/2500/3500 V8 5.7L.
• Also fits: 2004–2006 Dodge Durango 5.7L V8 (verify pulley and connector).
• Rotation: clockwise; Pulley grooves: 7.
• Amperage/voltage: 160A at 12.0V.

How does this alternator compare to OEM part numbers?

This alternator is offered as a replacement compatible with many factory part numbers, making it suitable for owners seeking an aftermarket unit that meets the same mounting and electrical characteristics. Compare the listed replacement numbers and specs to your vehicle’s original alternator tag or parts catalog to confirm interchangeability.

• Common interchangeable numbers: 139560, 13988, 13988A, 13988AN, 13988N.
• Additional references: 2100560, 2139560, 2905139 (and variants listed by OEMs).
• Tip: match amperage, pulley grooves, and connector style for correct interchange.

What electrical and mechanical specs should I check before ordering?

To avoid returns and installation delays, confirm the alternator’s amperage, voltage, rotation, and pulley count against your vehicle’s requirements. Wiring plug shape and bracket locations must also match; if uncertain, compare the old unit or consult your vehicle’s parts diagram.

• Output rating: 160 amps — supports higher electrical loads and accessories.
• System voltage: 12.0V — standard for gasoline trucks of this era.
• Rotation: clockwise and pulley grooves: 7 — match to your crank pulley belt.
• Mounting: direct-fit style intended for the specified model years.

What warranty or support is available if something goes wrong?

YYHHZZ offers customer support for its replacement alternators; if the product does not meet expectations, contact the seller so they can respond and help resolve issues. Keep your order details and vehicle information handy to speed up any warranty or replacement process.

• Customer service response: typically within 8 working hours.
• Support covers installation questions and fitment verification.
• Save original packing and order number for returns or claims.

Who this alternator is for: Drivers and mechanics who need a dependable, high-output replacement for mid-2000s Dodge Ram or Durango V8 5.7L vehicles. It’s intended for those seeking a unit that matches factory specs — 160A output, 12V, clockwise rotation, and a seven-groove pulley — without aftermarket modification. If you maintain heavy electrical accessories, tow frequently, or are restoring an older truck to reliable operation, this YYHHZZ alternator is tailored to those goals. Always double-check part numbers and pulley/connector details against your original alternator before ordering.