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Tuff Stuff Performance Alternator For 07-18 Jeep Wrangler JK

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Tuff Stuff Performance Tuff Mudder Alternators are an excellent choice for an upgrade when looking to replace your Jeep Wrangler JK's stock alternator. Tuff Mudder alternators provide up to 50% more amperage than the stock Jeep Wrangler JK alternators, yet they retain the OE form factor. Add-on winches, high power stereos and auxiliary lights can easily overwhelm the OE alternator. These new Tuff Mudder alternators can handle nearly any load with output up to 210 amps at idle! The huge copper windings, giant diodes and premium quality ball bearings assure maximum output and extreme dependability. They incorporate a large internal cooling fan that prevents overheating. Tuff Mudder alternators are available in either Black Wrinkle or Army Green finishes and include a black 6-groove pulley. Tuff Mudder Alternators are Available in either 175- or 250-amp versions. This Alternator is a Direct Fit Application for your Jeep Wrangler JK.

Powerful Amperage Upgrade: Tuff Mudder Alternators provide up to 50% more amperage than the stock Jeep Wrangler JK alternators. The Hairpin Style Stator – 6 Phase, Square Wire – Provides Maximum Amperage Output.

Meets OEM Specifications: The Tuff Mudder Alternator will meet or exceed OEM specifications, and is a Direct-fit With the OEM Wiring Harness.

Extreme Duty Components: Tuff Mudder Alternators are built in the USA using 100% New Components. The Exclusive Tuff Stuff FOREVER Finish Will Never Corrode, Oxidize Or Tarnish.

Maximum Dependability: The huge copper windings, giant diodes and premium quality ball bearings assure maximum output and extreme dependability. The Tuff Mudder Alternator provides charging at very low RPMs and is equipped with Dual Plate Rectifiers With 12 Diodes And Twin Internal Cooling Fans.

Fitment Specifications: All Tuff Stuff Alternators are for 12 volt, negative ground systems, except where noted and are backed by a one year limited warranty.

Installation Notes
Installation Difficulty:
Level 3Advanced
Installation Time: 1-2 hours
Parts Included
One Year Limited Warranty.
  • Features: Pulley Style: Serpentine
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  • Jeep Wrangler 2-Door (JK)

  • 2018 Jeep Wrangler 2-Door (JK)
  • 2017 Jeep Wrangler 2-Door (JK)
  • 2016 Jeep Wrangler 2-Door (JK)
  • 2015 Jeep Wrangler 2-Door (JK)
  • 2014 Jeep Wrangler 2-Door (JK)
  • 2013 Jeep Wrangler 2-Door (JK)
  • 2012 Jeep Wrangler 2-Door (JK)
  • 2011 Jeep Wrangler 2-Door (JK)
  • 2010 Jeep Wrangler 2-Door (JK)
  • 2009 Jeep Wrangler 2-Door (JK)
  • 2008 Jeep Wrangler 2-Door (JK)
  • 2007 Jeep Wrangler 2-Door (JK)
  • Jeep Wrangler Unlimited 4-Door (JK)

  • 2018 Jeep Wrangler Unlimited 4-Door (JK)
  • 2017 Jeep Wrangler Unlimited 4-Door (JK)
  • 2016 Jeep Wrangler Unlimited 4-Door (JK)
  • 2015 Jeep Wrangler Unlimited 4-Door (JK)
  • 2014 Jeep Wrangler Unlimited 4-Door (JK)
  • 2013 Jeep Wrangler Unlimited 4-Door (JK)
  • 2012 Jeep Wrangler Unlimited 4-Door (JK)
  • 2011 Jeep Wrangler Unlimited 4-Door (JK)
  • 2010 Jeep Wrangler Unlimited 4-Door (JK)
  • 2009 Jeep Wrangler Unlimited 4-Door (JK)
  • 2008 Jeep Wrangler Unlimited 4-Door (JK)
  • 2007 Jeep Wrangler Unlimited 4-Door (JK)

Tuff Stuff Performance Alternator Options

Part NumberCatalog #Price
7513B55112.510007-11 Wrangler175 AmpBlack$299.99
7513G55112.510107-11 Wrangler175 AmpArmy Green$299.99
7514B55112.510212-18 Wrangler175 AmpBlack$299.99
7514G55112.510312-18 Wrangler175 AmpArmy Green$299.99
7515B55112.510407-11 Wrangler250 AmpBlack$399.99
7515G55112.510507-11 Wrangler250 AmpArmy Green$399.99
7516B55112.510612-18 Wrangler250 AmpBlack$399.99
7516G55112.510712-18 Wrangler250 AmpArmy Green$399.99
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