Chain Drive Primary Kits | Birds Bitz

S&S Billet Heavy-Duty Compensator Ramp. Softail 2012-2017, Dyna 2012-2017 & Touring 2011-2016

Wed, 06 May 2026 15:03:18 +0000

Introducing the next evolution in performance for your primary drive; the S&S Cycle Heavy Duty Compensator Ramp for Harley-Davidson models! Built to handle the demands of upgraded horsepower and torque, this Compensator Ramp is engineered with the highest quality materials and advanced manufacturing techniques. With durability at its core, this upgrade ensures long-lasting performance and peace of mind mile after mile.

* Direct replacement for Twin Cam model bikes

* CNC machined 9000series steel

* Heat treated and coated for superior strength and corrosion resistance

* Made in the USA

* Heavy Duty Ramp from OEM # 36500034A

Tech Tips:-

Also Fits Softail 2007-2011, Dyna 2006-2011 & Touring 2007-2010 if running the Screamin Eagle 2011-2017 style Compensator.

Suggested Additional Purchase:-

Compensator Bolt # EVO-1004-3011

Compensator Bolt Torx Socket # JM-5534

Primary Gasket; Softail & Dyna # CG-C9145F1 or Touring#CG-C9179F1

*“On Line Shopping Only

The post S&S Billet Heavy-Duty Compensator Ramp. Softail 2012-2017, Dyna 2012-2017 & Touring 2011-2016 appeared first on Birds Bitz Motorcycle Parts & Accessories.

Feuling Performance Compensator Replacement Spring. Fits Softail & Dyna 1985-2011 & Touring 1985-2010

Sun, 22 Feb 2026 15:04:55 +0000

Performance compensator replacement spring. Thicker, stronger and an increased bevel over stock. Features a steeper bevel that provides more preload and pressure on the spring pack and compensator. This helps diminish excessive compensator travel in turn reducing harmonics, eases start up and gives a more responsive feel at lower engine RPMs.

*Replaces the first, outer most spring in OEM pack #40384-83, #40267-85, #40384-91, #40356-06, #40356-07. Made in USA

*Direct upgradedreplacement for ’85-’99 Evo, ’99-’11 Dyna/Softail, ’99-’10 Touring, ’99-’09 CVO.

NOTE: Feuling spring is not a fix for excessively worn and or damaged compensators

*“On Line Shopping Only

The post Feuling Performance Compensator Replacement Spring. Fits Softail & Dyna 1985-2011 & Touring 1985-2010 appeared first on Birds Bitz Motorcycle Parts & Accessories.

Evolution Industries 30 Tooth Power-Drive Compensator Eliminator Kit. Fits Touring 2011-2016.

Tue, 23 Sep 2025 01:48:38 +0000

Evolution Industries 30 tooth Primary Sprocket and Chain Kit

* Raise RPM to achieve maximum performance to eliminate lugging

* Constructed of aircraft quality steel

* Heat treated to insure maximum strength

* Kit includes USA Made Regina Chain and 30 tooth sprocket

* Almost 8 pounds lighter than stock

* Comes With Sprocket Bolt Kit: EVO-1004-3011

The Secret to a good launch from a dead stop is gearing!

A 30 Tooth front sprocket changes theO.E. primary gear ratio from 1.352 to 1.533:1 which dramatically improves acceleration in each gear.

Tech Tips:-

ECM re-flash is required to correct the functions of the gauges, cruise control, et via an aftermarket EFI tuner such as TechnoResearch & TTS Master Tune.

*“On Line Shopping Only

The post Evolution Industries 30 Tooth Power-Drive Compensator Eliminator Kit. Fits Touring 2011-2016. appeared first on Birds Bitz Motorcycle Parts & Accessories.

Rollies Speed Shop 92 Link Primary Chain. Fits Softail 2007up & Dyna 2006-2017

Tue, 23 Sep 2025 00:58:24 +0000

* Replaces OEM # 40036-06A

Suggested Additional Purchase:-

Primary Oil # SPE-R.HDPCO

Primary Cover Gasket Kit

1. Softail & Dyna 2007-2017 Use # CG-C9150 & # PSR-12-02000-22

2. Softail 2018up Use # CG-C10248 & # PSR-12-02002-22

*“On Line Shopping Only

The post Rollies Speed Shop 92 Link Primary Chain. Fits Softail 2007up & Dyna 2006-2017 appeared first on Birds Bitz Motorcycle Parts & Accessories.

Rollies Speed Shop Clutch Release Lever. Fits 4Spd Big Twin 1979-1986

Tue, 23 Sep 2025 00:37:16 +0000

* Chrome Plated

* Replaces OEM # 37054-79

*“On Line Shopping Only

The post Rollies Speed Shop Clutch Release Lever. Fits 4Spd Big Twin 1979-1986 appeared first on Birds Bitz Motorcycle Parts & Accessories.

Feuling Performance Compensator Replacement Spring. Fits Softail 2012up, Touring 2011up & Dyna 2012-2017

Mon, 22 Sep 2025 23:43:05 +0000

Performance compensator replacement spring. Thicker and stronger than stock. Features a steeper bevel that provides more preload and pressure on the spring pack and compensator. This helps diminish excessive compensator travel in turn reducing harmonics, eases start up and gives a more responsive feel at lower engine RPMs.

Fitment:

Milwaukee-Eight: All 2017up

Twin Cam: Direct fit for Softail 2012-2017, Dyna 2012-2017 & Touring 2011-2016

& All earlier models with SEstyle compensator upgrade

* Replaces the first, outer most spring in OEM pack #83936-09A

* Made in the USA

Tech Tips:-

Does not work with aftermarket SE Style Compensator Sprocket Kits (i.e # BAI-D26-0145K or Drag # 1120-0404. The Compensator Ramp of the Aftermarket kits is much thicker than the HD unit for additional strength.)

*“On Line Shopping Only

The post Feuling Performance Compensator Replacement Spring. Fits Softail 2012up, Touring 2011up & Dyna 2012-2017 appeared first on Birds Bitz Motorcycle Parts & Accessories.

Evolution Industries Billet Heavy-Duty Compensator Ramp. Fits Milwaukee-Eight 2017up.

Mon, 22 Sep 2025 23:42:53 +0000

Features & Benefits:-

* Specialized heat treated and carburized heavy duty aircraft gear material

* Machined on a 4-axis mill ensures precision quality

* Proprietary heat treating process

* Black oxide coated to prevent corrosion

* Final inspection done via a scanner to ensure tight tolerances

Proudly made in the USA!

* Heavy Duty Ramp from OEM # 40100076 & 40100087

Suggested Additional Purchase:-

Compensator Bolt # EVO-1004-3011

Compensator Bolt Torx Socket # JM-5534

Primary Gasket; Softail # CG-C10241F1 or Touring #CG-C10198F1

*“On Line Shopping Only

The post Evolution Industries Billet Heavy-Duty Compensator Ramp. Fits Milwaukee-Eight 2017up. appeared first on Birds Bitz Motorcycle Parts & Accessories.

S&S Billet Heavy-Duty Compensator Ramp. Fits Milwaukee-Eight 2017up.

Mon, 22 Sep 2025 23:42:53 +0000

Introducing the next evolution in performance for your primary drive; the S&S Cycle Heavy Duty Compensator Ramp for Harley-Davidson® M8 models! Built to handle the demands of upgraded horsepower and torque, this Compensator Ramp is engineered with the highest quality materials and advanced manufacturing techniques. With durability at its core, this upgrade ensures long-lasting performance and peace of mind mile after mile.

* Direct replacement for M8 model bikes

* CNC machined 9000 series steel

* Heat treated and coated for superior strength and corrosion resistance

* Made in the USA

* Heavy Duty Ramp from OEM # 40100076 & 40100087

Suggested Additional Purchase:-

ARP x S&S Compensator Bolt # SS560-0450

Compensator Bolt Torx Socket # JM-5534

Primary Gasket; Softail # CG-C10241F1 or Touring #CG-C10198F1

*“On Line Shopping Only

The post S&S Billet Heavy-Duty Compensator Ramp. Fits Milwaukee-Eight 2017up. appeared first on Birds Bitz Motorcycle Parts & Accessories.

Evolution Industries Billet Heavy-Duty Compensator Ramp. Softail 2012-2017, Dyna 2012-2017 & Touring 2011-2016

Mon, 22 Sep 2025 23:42:53 +0000

Features & Benefits:-

* Specialized heat treated and carburized heavy duty aircraft gear material

* Machined on a 4-axis mill ensures precision quality

* Proprietary heat treating process

* Black oxide coated to prevent corrosion

* Final inspection done via a scanner to ensure tight tolerances

Proudly made in the USA!

* Heavy Duty Ramp from OEM # 36500034A

Tech Tips:-

Also Fits Softail 2007-2011, Dyna 2006-2011 & Touring 2007-2010 if runningthe Screamin Eagle 2011-2017 style Compensator.

Suggested Additional Purchase:-

Compensator Bolt # EVO-1004-3011

Compensator Bolt Torx Socket # JM-5534

Primary Gasket; Softail & Dyna # CG-C9145F1 or Touring #CG-C9179F1

*“On Line Shopping Only

The post Evolution Industries Billet Heavy-Duty Compensator Ramp. Softail 2012-2017, Dyna 2012-2017 & Touring 2011-2016 appeared first on Birds Bitz Motorcycle Parts & Accessories.