S&S Cycle 2007+ BT B-Style 4-3/8in Stroke Flywheel Assembly w/ Sprocket Shaft - 1035 TPW
Why this price?
$1,795.95 is MSRP, the lowest price S&S Cycle lets us list it at. Additionally, Pro members get $143.68 back on this part.
$1,795.95 − $143.68 = $1,652.27
Special Order
This part is still available to order. Once you place your order, we’ll submit it directly to S&S Cycle, and they’ll ship it straight to you.
Delivery times can vary depending on the brand, so we can’t guarantee an exact arrival date. What we can guarantee is that we’ll stay on top of your order, monitor its progress, and keep you updated until it reaches your door.
Special-order items are typically not kept in stock by most retailers. By ordering through us, your order is placed directly with S&S Cycle, assuring you get the part as quickly as possible.
Want to get an estimated delivery timeframe before ordering? Contact us through our contact page, and we’ll be happy to find out for you.
Not sure it fits? Read our tips.
Fitment tips
Fitment can come down to more than year, make and model. Sometimes the sub-model decides, so start with the fitment table below.
- Drive type. If your car is all-wheel drive, make sure the part is for all-wheel drive, not rear-wheel drive.
- Engine size. For engine parts, make sure the engine size on the product matches your engine.
- Transmission. Manual and automatic cars often take different parts.
- Body style. Sedan or hatch, two-door or four-door, cab and bed length on trucks.
Manufacturer data can sometimes have imperfections. Still not sure? We are happy to help.
Send us a message and we will confirm the fit.
Couldn't load pickup availability
This 4-3/8" stroke 8-1/2" diameter flywheel assembly replaces the original flywheels 2007-'16 HD® big twin engines, when using performance or big bore pistons. Wrist pin ends of connecting rods are full width (not tapered). Sprocket shaft has a stock style bearing race pressed on.
- Assembly is trued to less than .0005" runout on pinion and sprocket shaft bearing surfaces, making them capable of higher rpm and fully compatible with gear drive cams
- Flywheels are CNC machined from heat-treated, closed die, steel forgings, which are 114 percent stronger than late style stock steel flywheels
- Fully assembled with premium quaility S&S® heavy duty 7.659" connecting rods, with full width wrist pin ends, and dynamically balanced
- The only joints in the assembly are where the 1.671" diameter connecting rod crankpin is pressed into the flywheels
- This flywheel assembly is for crankcases with stock roller style sprocket shaft bearing
- Pinion and sprocket shafts are forged as part of the flywheel
- Pinion shaft has sprocket to drive balancer chain
- Flywheel assembly is three piece design
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2017 | Harley-Davidson | FLHTKSE CVO Limited | Base |
| 2015-2017 | Harley-Davidson | FLHXSE CVO Street Glide | Base |
| 2012-2017 | Harley-Davidson | FLS Softail Slim | Base |
| 2016-2017 | Harley-Davidson | FLSS Softail Slim S | Base |
| 2007-2017 | Harley-Davidson | FLSTC Heritage Softail Classic | Base |
| 2007-2017 | Harley-Davidson | FLSTF Fat Boy | Base |
| 2010-2016 | Harley-Davidson | FLSTFB Fat Boy Lo | Base |
| 2016-2017 | Harley-Davidson | FLSTFBS Fat Boy S | Base |
| 2007-2014,2017 | Harley-Davidson | FLSTN Softail Deluxe | Base |
| 2014-2015 | Harley-Davidson | FLSTNSE CVO Softail Deluxe | Base |
| 2008-2011 | Harley-Davidson | FLSTSB Cross Bones | Base |
| 2015-2016 | Harley-Davidson | FLTRUSE CVO Road Glide Ultra | Base |
| 2008-2009 | Harley-Davidson | FXCW Rocker | Base |
| 2008-2011 | Harley-Davidson | FXCWC Rocker C | Base |
| 2011-2013 | Harley-Davidson | FXS Blackline | Base |
| 2014-2017 | Harley-Davidson | FXSB Breakout | Base |
| 2013 | Harley-Davidson | FXSBSE CVO Breakout | Base |
| 2016-2017 | Harley-Davidson | FXSE CVO Pro Street Breakout | Base |
| 2007 | Harley-Davidson | FXST Softail Standard | Base |
| 2007-2009 | Harley-Davidson | FXSTB Night Train | Base |
| 2008,2010 | Harley-Davidson | FXSTC Softail Custom | Base |
| 2007 | Harley-Davidson | FXSTD Softail Deuce | Base |
| 2009 | Harley-Davidson | FXSTSSE3 CVO Softail Springer | Base |
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