S&S Cycle 00-06 BT 4-5/8in Stroke Flywheel Assembly w/o Sprocket Shaft Bearing Race
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S&S Cycle 2007+ BT B-Style 4-5/8in Stroke Flywheel Assembly w/o Sprocket Shaft Bearing Race
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S&S Cycle 99-06 BT 4-5/8in Stroke Flywheel Assembly W/O Sprocket Shaft Bearing
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S&S Cycle 99-06 BT 4-5/8in Stroke Flywheel Assembly w/o Sprocket Shaft Bearing
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S&S Cycle 84-99 BT 4-5/8in Stroke Flywheel Assembly
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S&S Cycle 2007+ BT 7.575in Rod 4-5/8in Stroke Flywheel Assembly
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S&S Cycle 2007+ BT 7.800in Rod 4-5/8in Stroke Flywheel Assembly
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S&S Cycle 2017 M8 Models 4-1/2in Stroke Flywheel w/ Tapered Rods & Balancer Gear
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S&S Cycle 2017 M8 Models 4-3/8in Stroke Flywheel w/ Tapered Rods & Balancer Gear
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S&S Cycle 2017 M8 Models 4-3/8in Stroke Flywheel w/ Full Width Rods & Balancer Gear
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S&S Cycle 2017 M8 Models 4-5/8in Stroke Flywheel w/ Full Width Rods & Balancer Gear
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S&S Cycle 36-54 BT Sprocket Shaft Assembly
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S&S Cycle 39-53 BT Splined Pinion Shaft Assembly
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S&S Cycle 58-81 BT 1.250in Std Length Tapered Pinion Shaft
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S&S Cycle 81-99 BT 1.250in Std Length Tapered Pinion Shaft
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S&S Cycle 5/16-24 UNF-2A Pinion Shaft Screw
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S&S Cycle 77-89 BT Pinion Gear - Red
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S&S Cycle 77-89 BT Pinion Gear - Green
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S&S Cycle 1990+ BT Pinion Shaft Conversion Gear Kit - Red
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S&S Cycle 99-21 BT 31 Tooth Outer Cam Pinion Gear
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About Pure Auto Performance
Pure Auto Performance started with a simple idea: helping people find quality parts they can trust without the stress and confusion that usually comes with upgrading a car. We’re enthusiasts just like you, and we know how much pride goes into every build. Whether it’s improving a daily driver or working on a long-term project, the right part can make your car feel brand new again. That’s why we put care into everything we offer, choosing products that genuinely make a difference on the road.
We also believe car parts should be more than just nice to look at they should last, perform well, and fit the vision each driver has. Some customers prefer clean, subtle upgrades, while others love bold changes that completely transform their vehicle. No matter the style, our goal is to make the process easy, honest, and enjoyable. At Pure Auto Performance, we’re here to support you at every step so you can build a car that feels right for you. This brand is more than a store. It’s a community of people who love driving and want the best for their cars.

