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200,000+ Parts & Accessories
Our catalogue has grown extensively over the years and we now source a huge range of parts and accessories from a number of distributors from round the world.

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We're more than happy to have customers order which ever way they prefer. If you'd like to discuss anything over the phone prior to ordering we'd be delighted to help you.

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We know when customers receive their orders there is always the possibility of needing to exchange or return items for a refund. Rest assured if you need to, we make it simple. See T&C's for more details.

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ARH Custom Custom Motorcycle Parts and Accessories ARH Custom Custom Motorcycle Parts and Accessories
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Regulators

Our selection of aftermarket Harley Davidson regulators offers a range of solid-state regulators in black and chrome finishes to suit various models, including Evolution Big Twins, Sportsters, Dynas, Softails, and V-Rod. These regulators provide reliable performance and durability, ensuring trouble-free operation for miles down the road. Whether you're looking for voltage regulators, rectifiers, or fuel pressure regulators, you'll find options from trusted brands like Drag Specialties, Transpo, and Cycle Electric at ARH Custom.
Showing 1 to 60 of 181 products in this section.
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Drag Specialties Solid-State Regulator in Black For Harley Davidson 1989-1999 Evolution Big Twins Motorcycles (2112-0783)Drag Specialties Solid-State Regulator in Black For Harley Davidson 1989-1999 Evolution Big Twins Motorcycles (2112-0783)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

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£54.97 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 1994-2003 Sportster Motorcycles (2112-0828)Drag Specialties Solid-State Regulator in Black For Harley Davidson 1994-2003 Sportster Motorcycles (2112-0828)

UK stock

In stock

All orders are shipped out of our UK premises. Estimated shipping date 16 Jan.

×

£77.23 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 1986-1990 Sportster Motorcycles (2112-0825)Drag Specialties Solid-State Regulator in Black For Harley Davidson 1986-1990 Sportster Motorcycles (2112-0825)

UK stock

In stock

All orders are shipped out of our UK premises. Estimated shipping date 16 Jan.

×

£54.97 inc.VAT
Drag Specialties Solid-State Regulators in Black Finish For 2014-2020 Sportster Models (74700012B)Drag Specialties Solid-State Regulators in Black Finish For 2014-2020 Sportster Models (74700012B)

UK stock

In stock

All orders are shipped out of our UK premises. Estimated shipping date 16 Jan.

×

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£121.74 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 2008-2017 Dyna Motorcycles (74631-08)Drag Specialties Solid-State Regulator in Black For Harley Davidson 2008-2017 Dyna Motorcycles (74631-08)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

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£119.12 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 1984-1988 Evolution Big Twins Motorcycles (2112-0782)Drag Specialties Solid-State Regulator in Black For Harley Davidson 1984-1988 Evolution Big Twins Motorcycles (2112-0782)

UK stock

In stock

All orders are shipped out of our UK premises. Estimated shipping date 16 Jan.

×

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£58.90 inc.VAT
All Balls Generator 12V, 10Amp in Black Finish For 1958-1969 B.T., 1954-Early 1984 XL Models (ARM536035)All Balls Generator 12V, 10Amp in Black Finish For 1958-1969 B.T., 1954-Early 1984 XL Models (ARM536035)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

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£159.11 inc.VAT
Transpo Solid-State Regulator in Black Finish For 1994-2003 XL Models (ARM865709)Transpo Solid-State Regulator in Black Finish For 1994-2003 XL Models (ARM865709)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£54.04 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 2007-2008 Sportster Motorcycles (2112-0830)Drag Specialties Solid-State Regulator in Black For Harley Davidson 2007-2008 Sportster Motorcycles (2112-0830)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£89.27 inc.VAT
Transpo Solid-State Regulator 12V Generator Models in Black Finish For 1965-1977 XL, 1965-1969 FL Models (ARM080905)Transpo Solid-State Regulator 12V Generator Models in Black Finish For 1965-1977 XL, 1965-1969 FL Models (ARM080905)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£55.52 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 2009-2013 Sportster Motorcycles (2112-0831)Drag Specialties Solid-State Regulator in Black For Harley Davidson 2009-2013 Sportster Motorcycles (2112-0831)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£89.27 inc.VAT
Transpo Solid-State Regulator in Black Finish for 2009-2013 XL, 2009-2012 XR1200 Models (ARM289509)Transpo Solid-State Regulator in Black Finish for 2009-2013 XL, 2009-2012 XR1200 Models (ARM289509)

UK stock

In stock

All orders are shipped out of our UK premises. Estimated shipping date 16 Jan.

×

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£69.80 inc.VAT
Motor Factory Regulator Rectifier in Black Finish For 2008-2017 V-Rod Models (899982)Motor Factory Regulator Rectifier in Black Finish For 2008-2017 V-Rod Models (899982)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£59.82 inc.VAT
Drag Specialties Solid-State Regulator in Chrome For Harley Davidson 1989-1999 Evolution Big Twins Motorcycles (2112-0779)Drag Specialties Solid-State Regulator in Chrome For Harley Davidson 1989-1999 Evolution Big Twins Motorcycles (2112-0779)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£65.17 inc.VAT
Motor Factory Regulator Rectifier in Black Finish For 2009-2016 Touring Models (899980)Motor Factory Regulator Rectifier in Black Finish For 2009-2016 Touring Models (899980)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£81.96 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 2004-2006 Sportster Motorcycles (2112-0829)Drag Specialties Solid-State Regulator in Black For Harley Davidson 2004-2006 Sportster Motorcycles (2112-0829)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£79.84 inc.VAT
Transpo Voltage Regulator in Black Finish For 2009-2016 Touring Models (ARM474005)Transpo Voltage Regulator in Black Finish For 2009-2016 Touring Models (ARM474005)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£75.74 inc.VAT
Transpo Solid-State Regulator in Black Finish For 2008-2017 Softail Models (ARM859509)Transpo Solid-State Regulator in Black Finish For 2008-2017 Softail Models (ARM859509)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£64.21 inc.VAT
Transpo Solid-State Regulator in Black Finish For 1989-1999 B.T. (Excluding 1995-1996 FLHTCUI, 1996 FLHRI, FLTCUI, FLHTCI, 1997-2017 FLT, 1999-2017 Dyna) Models (ARM588109)Transpo Solid-State Regulator in Black Finish For 1989-1999 B.T. (Excluding 1995-1996 FLHTCUI, 1996 FLHRI, FLTCUI, FLHTCI, 1997-2017 FLT, 1999-2017 Dyna) Models (ARM588109)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£55.52 inc.VAT
Transpo Solid-State Regulator in Black Finish For 1991 XL Models (ARM075709)Transpo Solid-State Regulator in Black Finish For 1991 XL Models (ARM075709)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£55.52 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 2001-2006 Softail Motorcycles (2112-0808)Drag Specialties Solid-State Regulator in Black For Harley Davidson 2001-2006 Softail Motorcycles (2112-0808)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£69.37 inc.VAT
Cycle Electric Inc. Regulator in Black For 1994-2003 XL (CE-208)Cycle Electric Inc. Regulator in Black For 1994-2003 XL (CE-208)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

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£189.26 inc.VAT
Cycle Electric Inc. Regulator in Black For 2009-2013 FLHT/FLHX/FLHR/FLTRX (w/ Low-Mount Oil Cooler) (CE-608)Cycle Electric Inc. Regulator in Black For 2009-2013 FLHT/FLHX/FLHR/FLTRX (w/ Low-Mount Oil Cooler) (CE-608)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£237.41 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 2000 Softail Motorcycles (2112-0807)Drag Specialties Solid-State Regulator in Black For Harley Davidson 2000 Softail Motorcycles (2112-0807)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£63.35 inc.VAT
Transpo Solid-State Regulator, 3 Phase in Black Finish For 2008-2017 All V-Rod Models (ARM899509)Transpo Solid-State Regulator, 3 Phase in Black Finish For 2008-2017 All V-Rod Models (ARM899509)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£55.52 inc.VAT
Transpo Solid-State Regulator 4-Pin Female in Black Finish For 1970-1975 FL, FX Alternator Models (ARM070905)Transpo Solid-State Regulator 4-Pin Female in Black Finish For 1970-1975 FL, FX Alternator Models (ARM070905)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£55.52 inc.VAT
Transpo Solid-State Regulator in Black Finish For 1992-1993 XL Models (ARM665709)Transpo Solid-State Regulator in Black Finish For 1992-1993 XL Models (ARM665709)

UK stock

In stock

All orders are shipped out of our UK premises. Estimated shipping date 16 Jan.

×

Now £52.99 inc.VAT
Was £58.88 Save £5.89

Cycle Electric Inc. Regulator in Black For 2001-2006 FXST/FLST (CE-601)Cycle Electric Inc. Regulator in Black For 2001-2006 FXST/FLST (CE-601)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£244.76 inc.VAT
Drag Specialties Solid-State Regulator in Black or Harley Davidson 2007 Softail Motorcycles (2112-0809)Drag Specialties Solid-State Regulator in Black or Harley Davidson 2007 Softail Motorcycles (2112-0809)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

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£107.34 inc.VAT
Transpo Solid-State Regulator 2-Pin Female in Chrome Finish For 1976-1980 FL, FX Models (ARM409509)Transpo Solid-State Regulator 2-Pin Female in Chrome Finish For 1976-1980 FL, FX Models (ARM409509)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£63.52 inc.VAT
Transpo Solid-State Regulator in Chrome Finish For 2006-2008 Touring Models (ARM479509)Transpo Solid-State Regulator in Chrome Finish For 2006-2008 Touring Models (ARM479509)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£77.80 inc.VAT
Motor Factory Voltage Regulator In Chrome For 2008-2017 Softail Models (648377)Motor Factory Voltage Regulator In Chrome For 2008-2017 Softail Models (648377)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£68.36 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 2004-2005 Dyna Motorcycles (2112-0799)Drag Specialties Solid-State Regulator in Black For Harley Davidson 2004-2005 Dyna Motorcycles (2112-0799)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£121.16 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 2000-2003 Dyna Motorcycles (2112-0798)Drag Specialties Solid-State Regulator in Black For Harley Davidson 2000-2003 Dyna Motorcycles (2112-0798)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£64.13 inc.VAT
Transpo Solid-State Regulator in Chrome Finish For 2004-2006 XL Models (ARM779509)Transpo Solid-State Regulator in Chrome Finish For 2004-2006 XL Models (ARM779509)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£63.52 inc.VAT
Cycle Electric Inc. Regulator in Black For 2002-2003 FLT/FLHT/FLHR/FLTR (CE-445-02)Cycle Electric Inc. Regulator in Black For 2002-2003 FLT/FLHT/FLHR/FLTR (CE-445-02)

US stock

Usually ships in 3-4 weeks

All orders are shipped out of our UK premises. Estimated shipping date between 5 Feb and 11 Feb.

×

£315.35 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 2006-2008 Touring Motorcycles (2112-0792)Drag Specialties Solid-State Regulator in Black For Harley Davidson 2006-2008 Touring Motorcycles (2112-0792)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£175.42 inc.VAT
Drag Specialties Solid-State Regulator in Chrome For Harley Davidson 2000-2003 Dyna Motorcycles (2112-0794)Drag Specialties Solid-State Regulator in Chrome For Harley Davidson 2000-2003 Dyna Motorcycles (2112-0794)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£71.90 inc.VAT
Motor Factory Regulator Rectifier in Chrome Finish For 2008-2017 V-Rod Models (899983)Motor Factory Regulator Rectifier in Chrome Finish For 2008-2017 V-Rod Models (899983)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£68.36 inc.VAT
Rick's Motorsport Electrics Regulator in Black for 2000 FXST/FLST (10-910USA)Rick's Motorsport Electrics Regulator in Black for 2000 FXST/FLST (10-910USA)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£123.37 inc.VAT
Standard Mechanical Regulator Delco Type in Black Finish for 1965-1969 FL, 1966-1977 XLH Models (ARM830249)Standard Mechanical Regulator Delco Type in Black Finish for 1965-1969 FL, 1966-1977 XLH Models (ARM830249)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£93.67 inc.VAT
Doss Voltage Regulator / Rectifier In Chrome For Harley Davidson 2009-2013 Sportster & 2009-2012 XR1200 Models (ARM049929)Doss Voltage Regulator / Rectifier In Chrome For Harley Davidson 2009-2013 Sportster & 2009-2012 XR1200 Models (ARM049929)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£108.29 inc.VAT
Cycle Electric Inc. Regulator in Black For 2009-2013 XL, 2008-2012 XR1200/X Models (CE-212)Cycle Electric Inc. Regulator in Black For 2009-2013 XL, 2008-2012 XR1200/X Models (CE-212)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£188.66 inc.VAT
Transpo Solid-State Regulator Generator Models in Black Finish For 1978-1981 XL Models (ARM570905)Transpo Solid-State Regulator Generator Models in Black Finish For 1978-1981 XL Models (ARM570905)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£55.52 inc.VAT
Transpo Solid-State Regulator in Black Finish For 1999-2003 Dyna Models (ARM329509)Transpo Solid-State Regulator in Black Finish For 1999-2003 Dyna Models (ARM329509)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£55.52 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 1991 Sportster Motorcycles (2112-0826)Drag Specialties Solid-State Regulator in Black For Harley Davidson 1991 Sportster Motorcycles (2112-0826)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£54.23 inc.VAT
Cycle Electric Inc. Regulator in Black For 1999-2003 Dyna (CE-324)Cycle Electric Inc. Regulator in Black For 1999-2003 Dyna (CE-324)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£188.56 inc.VAT
Accel Regulator in Black For Harley Davidson 1965-1969 Big Twin; 1965-1977 XL Motorcycles (201104B)Accel Regulator in Black For Harley Davidson 1965-1969 Big Twin; 1965-1977 XL Motorcycles (201104B)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£196.32 inc.VAT
Drag Specialties Solid-State Regulator in Black For Harley Davidson 2006-2007 Dyna Motorcycles (2112-0800)Drag Specialties Solid-State Regulator in Black For Harley Davidson 2006-2007 Dyna Motorcycles (2112-0800)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£119.12 inc.VAT
Rick's Motorsport Electrics Regulator for 2008-2010 1125CR, 1125R (10-017H)Rick's Motorsport Electrics Regulator for 2008-2010 1125CR, 1125R (10-017H)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£160.57 inc.VAT
Transpo Solid-State Regulator in Black Finish For Late 1984-1990 XL Models (ARM565709)Transpo Solid-State Regulator in Black Finish For Late 1984-1990 XL Models (ARM565709)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

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£55.52 inc.VAT
Rick's Motorsport Electrics Regulator in Black for 1984-1988 Evolution Big Twin (10-911USA)Rick's Motorsport Electrics Regulator in Black for 1984-1988 Evolution Big Twin (10-911USA)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£64.64 inc.VAT
Accel Regulator in Black For Harley Davidson 1994-2003 XL Motorcycles (201130B)Accel Regulator in Black For Harley Davidson 1994-2003 XL Motorcycles (201130B)

EU stock

Usually ships in 2-5 business days

All orders are shipped out of our UK premises. Estimated shipping date between 17 Jan and 22 Jan.

×

£268.43 inc.VAT
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