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Performance Machine engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Performance Machine lineup with fast shipping and expert fitment support — order with confidence.
Command attention with the Performance Machine 137x4B Left Caliper in the striking Black Ops finish. Engineered for 2000-2017 Harley-Davidson models, this caliper delivers exceptional braking performance coupled with a bold, custom aesthetic that transforms your motorcycle's appearance.
The 137x4B caliper utilizes a potent 4-piston design, providing increased hydraulic advantage for superior stopping force and modulation. The unique Black Ops finish offers a stealthy, aggressive look that perfectly complements custom builds and dark-themed bikes. This caliper is engineered for riders who demand both aggressive styling and reliable, high-performance braking.
For those looking to make a statement, this Performance Machine caliper is the ultimate choice. It combines advanced braking technology with a distinctive finish to ensure your Harley-Davidson stands out from the crowd. Upgrade to unparalleled stopping power and aggressive style.
Equip your ride with the Performance Machine 137x4B Left Caliper in Black Ops from GGCRACING!
| Years | Make | Model | Trim |
|---|---|---|---|
| 2000-2017 | Harley-Davidson | FLHR Road King | Base |
| 2007-2017 | Harley-Davidson | FLHRC Road King Classic | Base |
| 2000-2006 | Harley-Davidson | FLHRCI Road King Classic | Base |
| 2000-2006 | Harley-Davidson | FLHRI Road King | Base |
| 2004-2007 | Harley-Davidson | FLHRS Road King Custom | Base |
| 2002 | Harley-Davidson | FLHRSEI Screamin Eagle Road King | Base |
| 2000 | Harley-Davidson | FLHT Electra Glide Standard | Base |
| 2003 | Harley-Davidson | FLHT Electra Glide Standard | Base |
| 2006-2009 | Harley-Davidson | FLHT Electra Glide Standard | Base |
| 2000-2005 | Harley-Davidson | FLHTC Electra Glide Classic | Base |
| 2007-2013 | Harley-Davidson | FLHTC Electra Glide Classic | Base |
| 2000-2006 | Harley-Davidson | FLHTCI Electra Glide Classic | Base |
| 2007-2017 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic | Base |
| 2000-2006 | Harley-Davidson | FLHTCUI Electra Glide Ultra Classic | Base |
| 2009-2013 | Harley-Davidson | FLHTCUTG Tri Glide Ultra Classic | Base |
| 2003-2006 | Harley-Davidson | FLHTI Electra Glide Standard | Base |
| 2015-2017 | Harley-Davidson | FLHTKL Ultra Limited Low | Base |
| 2014-2017 | Harley-Davidson | FLHTKSE CVO Limited | Base |
| 2006-2017 | Harley-Davidson | FLHX Street Glide | Base |
| 2014-2017 | Harley-Davidson | FLHXS Street Glide Special | Base |
| 2010-2012 | Harley-Davidson | FLHXSE CVO Street Glide | Base |
| 2015-2017 | Harley-Davidson | FLHXSE CVO Street Glide | Base |
| 2010-2011 | Harley-Davidson | FLHXXX Street Glide Trike | Base |
| 2006 | Harley-Davidson | FLST Heritage Softail | Base |
| 2000-2017 | Harley-Davidson | FLSTC Heritage Softail Classic | Base |
| 2001-2006 | Harley-Davidson | FLSTCI Heritage Softail Classic | Base |
| 2000-2017 | Harley-Davidson | FLSTF Fat Boy | Base |
| 2010-2017 | Harley-Davidson | FLSTFB Fat Boy Lo | Base |
| 2016-2017 | Harley-Davidson | FLSTFBS Fat Boy S | Base |
| 2001-2006 | Harley-Davidson | FLSTFI Fat Boy | Base |
| 2005-2017 | Harley-Davidson | FLSTN Softail Deluxe | Base |
| 2014-2015 | Harley-Davidson | FLSTNSE CVO Softail Deluxe | Base |
| 2000-2013 | Harley-Davidson | FLTR Road Glide | Base |
| 2015-2016 | Harley-Davidson | FLTR Road Glide | Base |
| 2000-2006 | Harley-Davidson | FLTRI Road Glide | Base |
| 2009-2017 | Harley-Davidson | FLTRSE3 CVO Road Glide | Base |
| 2011-2017 | Harley-Davidson | FLTRU Road Glide Ultra | Base |
| 2011 | Harley-Davidson | FLTRUSE CVO Road Glide Ultra | Base |
| 2015-2016 | Harley-Davidson | FLTRUSE CVO Road Glide Ultra | Base |
| 2015-2017 | Harley-Davidson | FLTRX Road Glide | Base |
| 2010-2013 | Harley-Davidson | FLTRX Road Glide Custom | Base |
| 2015-2017 | Harley-Davidson | FLTRXS Road Glide Special | Base |
| 2012 | Harley-Davidson | FLTRXSE CVO Road Glide Custom | Base |
| 2000-2013 | Harley-Davidson | FXD Dyna Super Glide | Base |
| 2007-2017 | Harley-Davidson | FXDB Street Bob | Base |
| 2006 | Harley-Davidson | FXDBI Street Bob | Base |
| 2005 | Harley-Davidson | FXDC Super Glide Custom | Base |
| 2007-2014 | Harley-Davidson | FXDC Super Glide Custom | Base |
| 2005-2006 | Harley-Davidson | FXDCI Super Glide Custom | Base |
| 2008-2017 | Harley-Davidson | FXDF Fat Bob | Base |
| 2009-2010 | Harley-Davidson | FXDFSE CVO Dyna Fat Bob | Base |
| 2000-2005 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 2007-2017 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 2004-2006 | Harley-Davidson | FXDLI Dyna Low Rider | Base |
| 2000 | Harley-Davidson | FXDS-Conv Dyna Convertible | Base |
| 2000-2017 | Harley-Davidson | FXDWG Dyna Wide Glide | Base |
| 2001 | Harley-Davidson | FXDWG2 | Base |
| 2004-2006 | Harley-Davidson | FXDWGI Dyna Wide Glide | Base |
| 2000-2005 | Harley-Davidson | FXDX Dyna Super Glide Sport | Base |
| 2001-2003 | Harley-Davidson | FXDXT Dyna Super Glide T-Sport | Base |
…and 25 additional fitments. Contact us to confirm yours.
Other popular Performance Machine products customers consider together:
Performance Machine engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Performance Machine lineup with fast shipping and expert fitment support — order with confidence.
Command attention with the Performance Machine 137x4B Left Caliper in the striking Black Ops finish. Engineered for 2000-2017 Harley-Davidson models, this caliper delivers exceptional braking performance coupled with a bold, custom aesthetic that transforms your motorcycle's appearance.
The 137x4B caliper utilizes a potent 4-piston design, providing increased hydraulic advantage for superior stopping force and modulation. The unique Black Ops finish offers a stealthy, aggressive look that perfectly complements custom builds and dark-themed bikes. This caliper is engineered for riders who demand both aggressive styling and reliable, high-performance braking.
For those looking to make a statement, this Performance Machine caliper is the ultimate choice. It combines advanced braking technology with a distinctive finish to ensure your Harley-Davidson stands out from the crowd. Upgrade to unparalleled stopping power and aggressive style.
Equip your ride with the Performance Machine 137x4B Left Caliper in Black Ops from GGCRACING!
| Years | Make | Model | Trim |
|---|---|---|---|
| 2000-2017 | Harley-Davidson | FLHR Road King | Base |
| 2007-2017 | Harley-Davidson | FLHRC Road King Classic | Base |
| 2000-2006 | Harley-Davidson | FLHRCI Road King Classic | Base |
| 2000-2006 | Harley-Davidson | FLHRI Road King | Base |
| 2004-2007 | Harley-Davidson | FLHRS Road King Custom | Base |
| 2002 | Harley-Davidson | FLHRSEI Screamin Eagle Road King | Base |
| 2000 | Harley-Davidson | FLHT Electra Glide Standard | Base |
| 2003 | Harley-Davidson | FLHT Electra Glide Standard | Base |
| 2006-2009 | Harley-Davidson | FLHT Electra Glide Standard | Base |
| 2000-2005 | Harley-Davidson | FLHTC Electra Glide Classic | Base |
| 2007-2013 | Harley-Davidson | FLHTC Electra Glide Classic | Base |
| 2000-2006 | Harley-Davidson | FLHTCI Electra Glide Classic | Base |
| 2007-2017 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic | Base |
| 2000-2006 | Harley-Davidson | FLHTCUI Electra Glide Ultra Classic | Base |
| 2009-2013 | Harley-Davidson | FLHTCUTG Tri Glide Ultra Classic | Base |
| 2003-2006 | Harley-Davidson | FLHTI Electra Glide Standard | Base |
| 2015-2017 | Harley-Davidson | FLHTKL Ultra Limited Low | Base |
| 2014-2017 | Harley-Davidson | FLHTKSE CVO Limited | Base |
| 2006-2017 | Harley-Davidson | FLHX Street Glide | Base |
| 2014-2017 | Harley-Davidson | FLHXS Street Glide Special | Base |
| 2010-2012 | Harley-Davidson | FLHXSE CVO Street Glide | Base |
| 2015-2017 | Harley-Davidson | FLHXSE CVO Street Glide | Base |
| 2010-2011 | Harley-Davidson | FLHXXX Street Glide Trike | Base |
| 2006 | Harley-Davidson | FLST Heritage Softail | Base |
| 2000-2017 | Harley-Davidson | FLSTC Heritage Softail Classic | Base |
| 2001-2006 | Harley-Davidson | FLSTCI Heritage Softail Classic | Base |
| 2000-2017 | Harley-Davidson | FLSTF Fat Boy | Base |
| 2010-2017 | Harley-Davidson | FLSTFB Fat Boy Lo | Base |
| 2016-2017 | Harley-Davidson | FLSTFBS Fat Boy S | Base |
| 2001-2006 | Harley-Davidson | FLSTFI Fat Boy | Base |
| 2005-2017 | Harley-Davidson | FLSTN Softail Deluxe | Base |
| 2014-2015 | Harley-Davidson | FLSTNSE CVO Softail Deluxe | Base |
| 2000-2013 | Harley-Davidson | FLTR Road Glide | Base |
| 2015-2016 | Harley-Davidson | FLTR Road Glide | Base |
| 2000-2006 | Harley-Davidson | FLTRI Road Glide | Base |
| 2009-2017 | Harley-Davidson | FLTRSE3 CVO Road Glide | Base |
| 2011-2017 | Harley-Davidson | FLTRU Road Glide Ultra | Base |
| 2011 | Harley-Davidson | FLTRUSE CVO Road Glide Ultra | Base |
| 2015-2016 | Harley-Davidson | FLTRUSE CVO Road Glide Ultra | Base |
| 2015-2017 | Harley-Davidson | FLTRX Road Glide | Base |
| 2010-2013 | Harley-Davidson | FLTRX Road Glide Custom | Base |
| 2015-2017 | Harley-Davidson | FLTRXS Road Glide Special | Base |
| 2012 | Harley-Davidson | FLTRXSE CVO Road Glide Custom | Base |
| 2000-2013 | Harley-Davidson | FXD Dyna Super Glide | Base |
| 2007-2017 | Harley-Davidson | FXDB Street Bob | Base |
| 2006 | Harley-Davidson | FXDBI Street Bob | Base |
| 2005 | Harley-Davidson | FXDC Super Glide Custom | Base |
| 2007-2014 | Harley-Davidson | FXDC Super Glide Custom | Base |
| 2005-2006 | Harley-Davidson | FXDCI Super Glide Custom | Base |
| 2008-2017 | Harley-Davidson | FXDF Fat Bob | Base |
| 2009-2010 | Harley-Davidson | FXDFSE CVO Dyna Fat Bob | Base |
| 2000-2005 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 2007-2017 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 2004-2006 | Harley-Davidson | FXDLI Dyna Low Rider | Base |
| 2000 | Harley-Davidson | FXDS-Conv Dyna Convertible | Base |
| 2000-2017 | Harley-Davidson | FXDWG Dyna Wide Glide | Base |
| 2001 | Harley-Davidson | FXDWG2 | Base |
| 2004-2006 | Harley-Davidson | FXDWGI Dyna Wide Glide | Base |
| 2000-2005 | Harley-Davidson | FXDX Dyna Super Glide Sport | Base |
| 2001-2003 | Harley-Davidson | FXDXT Dyna Super Glide T-Sport | Base |
…and 25 additional fitments. Contact us to confirm yours.
Other popular Performance Machine products customers consider together: