Softail Parts
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On Sale
S&S Cycle - Lower Rocker Box Gasket Kit fits '99-'17 Twin Cam OEM Rocker Boxes Used on S&S Heads
S&S Cycle
Now: $36.86Was: $40.95S&S Cycle - Lower Rocker Box Gasket Kit fits '99-'17 Twin Cam OEM Rocker Boxes Used on S&S Heads S&S's Lower Rocker Box Gasket Kit must be used when installing OEM stock rocker boxes on S&S heads. This kit comes with the lower rocker box...Now: $36.86Was: $40.95 -
On Sale
S&S Cycle - Black Powdercoat 95" Big Bore Kit fits '99-'06 Twin Cam Engines (3.875" Bore, 4" Stroke, 9.7:1 Comp. W/ Stock Heads)
S&S Cycle
Now: $1,120.46Was: $1,244.95S&S Cycle - Black Powdercoat 95" Big Bore Kit fits '99-'06 Twin Cam Engines (3.875" Bore, 4" Stroke, 9.7:1 Comp. W/ Stock Heads) This Big Bore Kit produces outstanding outcomes with stock cylinder heads. It comes complete with cylinders, pistons,...Now: $1,120.46Was: $1,244.95 -
On Sale
S&S Cycle - Silver Powdercoat 95" Big Bore Kit fits '99-'06 Twin Cam Engines (3.875" Bore, 4" Stroke, 9.7:1 Comp. W/ Stock Heads)
S&S Cycle
Now: $1,131.26Was: $1,256.95S&S Cycle - Silver Powdercoat 95" Big Bore Kit fits '99-'06 Twin Cam Engines (3.875" Bore, 4" Stroke, 9.7:1 Comp. W/ Stock Heads) This Big Bore Kit produces outstanding outcomes with stock cylinder heads. It comes complete with cylinders, pistons,...Now: $1,131.26Was: $1,256.95 -
On Sale
S&S Cycle - Stone Gray Powdercoat 117" Big Bore Kit fits '07-'17 Twin Cam Engines (4.125" Bore, 4⅜" Stroke, 10.5:1 Comp. W/ Stock Heads)
S&S Cycle
Now: $1,381.46Was: $1,534.95S&S Cycle - Stone Gray Powdercoat 117" Big Bore Kit fits '07-'17 Twin Cam Engines (4.125" Bore, 4⅜" Stroke, 10.5:1 Comp. W/ Stock Heads) This Big Bore Kit produces outstanding outcomes with stock cylinder heads. It comes complete with cylinders,...Now: $1,381.46Was: $1,534.95 -
On Sale
S&S Cycle - Black Powdercoat 117" Big Bore Kit fits '07-'17 Twin Cam Engines (4.125" Bore, 4⅜" Stroke, 10.5:1 Comp. W/ Stock Heads)
S&S Cycle
Now: $1,381.46Was: $1,534.95S&S Cycle - Black Powdercoat 117" Big Bore Kit fits '07-'17 Twin Cam Engines (4.125" Bore, 4⅜" Stroke, 10.5:1 Comp. W/ Stock Heads) This Big Bore Kit produces outstanding outcomes with stock cylinder heads. It comes complete with cylinders, pistons,...Now: $1,381.46Was: $1,534.95 -
On Sale
S&S Cycle - Stone Gray Powdercoat 124" Big Bore Kit fits '07-'17 Twin Cam Engines (4.125" Bore, 4⅝" Stroke, 11.4:1 Comp. W/ Stock Heads)
S&S Cycle
Now: $1,367.96Was: $1,519.95S&S Cycle - Stone Gray Powdercoat 124" Big Bore Kit fits '07-'17 Twin Cam Engines (4.125" Bore, 4⅝" Stroke, 11.4:1 Comp. W/ Stock Heads) This Big Bore Kit comes complete with cylinders, pistons, rings and gaskets (head, base and exhaust)...Now: $1,367.96Was: $1,519.95 -
On Sale
S&S Cycle - 96" Big Bore Kit fits '84-'00 Evolution Big Twin Engines (3⅝" Bore, 4⅝" Stroke, 9.75:1 Compression Ratio W/ Stock Heads)
S&S Cycle
Now: $1,230.26Was: $1,366.95S&S Cycle - 96" Big Bore Kit fits '84-'00 Evolution Big Twin Engines (3⅝" Bore, 4⅝" Stroke, 9.75:1 Compression Ratio W/ Stock Heads) The cylinders featured in this kit are built with premium aluminum castings with cast-in iron liners. This kit also...Now: $1,230.26Was: $1,366.95 -
On Sale
S&S Cycle - 124" Cylinder and Piston Kit fits '07-'17 Twin Cam Engines
S&S Cycle
Now: $1,408.46Was: $1,564.95S&S Cycle - 124" Cylinder and Piston Kit fits '07-'17 Twin Cam Engines This kit is designed to be used with stock heads or S&S heads with a stock bolt pattern and comes complete with fitted 10.9cc dished forged pistons, pins, clips, rings,...Now: $1,408.46Was: $1,564.95 -
On Sale
S&S Cycle - 4⅛" Bore Cylinders fits '07-'17 Twin Cam Engines W/ 124" Hot Set Up Kits
S&S Cycle
Now: $953.06Was: $1,058.95S&S Cycle - 4⅛" Bore Cylinders fits '07-'17 Twin Cam Engines W/ 124" Hot Set Up Kits These Cylinders are built for 124" Hot Set Up Kits utilized in '99-'17 Twin Cam models and are bored slightly under the normal size and are not honed. NOTE:...Now: $953.06Was: $1,058.95 -
On Sale
S&S Cycle - Stock Bore 80" Cylinder and Standard Compression Piston Kit fits '78-'84 Shovelhead Engines
S&S Cycle
Now: $1,428.26Was: $1,586.95S&S Cycle - Stock Bore 80" Cylinder and Standard Compression Piston Kit fits '78-'84 Shovelhead Engines This Kit is built to replace the cylinders and pistons of an 80" Shovelhead engine whilst maintaining the stock compression ratio of 8:1. It...Now: $1,428.26Was: $1,586.95 -
On Sale
S&S Cycle - Stock Bore Cylinder and Stroker Piston Kit fits '66-'84 Shovelhead Engines
S&S Cycle
Now: $1,474.16Was: $1,637.95S&S Cycle - Stock Bore Cylinder and Stroker Piston Kit fits '66-'84 Shovelhead Engines This cylinder and piston kit can be used to create 84", 86" or 88" stroker engines, or to replace the cylinders and piston in an engine that already has an...Now: $1,474.16Was: $1,637.95 -
On Sale
S&S Cycle - 3⅝" Big Bore Cylinder & Big Bore Piston Kit fits '66-'84 Shovelhead Engines
S&S Cycle
Now: $1,474.16Was: $1,637.95S&S Cycle - 3⅝" Big Bore Cylinder & Big Bore Piston Kit fits '66-'84 Shovelhead Engines This kit can be used to construct an 88" engine, or to replace the cylinders and piston in an engine with an existing S&S® stock bore stroker kit...Now: $1,474.16Was: $1,637.95 -
On Sale
S&S Cycle - Natural 80" Bore Cylinder & Piston Kit fits '84-'00 Evolution Big Twin Models W/ Stock or S&S Heads
S&S Cycle
Now: $1,009.76Was: $1,121.95S&S Cycle - Natural 80" Bore Cylinder & Piston Kit fits '84-'00 Evolution Big Twin Models W/ Stock or S&S Heads S&S Cycle's 80" Bore Cylinder & Piston Kits feature S&S 3½" bore cylinders and forged pistons, rings, wrist...Now: $1,009.76Was: $1,121.95 -
On Sale
S&S Cycle - Wrinkle Black 80" Bore Cylinder & Piston Kit fits '84-'00 Evolution Big Twin Models W/ Stock or S&S Heads
S&S Cycle
Now: $1,028.66Was: $1,142.95S&S Cycle - Wrinkle Black 80" Bore Cylinder & Piston Kit fits '84-'00 Evolution Big Twin Models W/ Stock or S&S Heads S&S Cycle's 80" Bore Cylinder & Piston Kits feature S&S 3½" bore cylinders and forged pistons, rings,...Now: $1,028.66Was: $1,142.95 -
On Sale
S&S Cycle - Silver 100" Bolt-In Sidewinder® 4" Big Bore Kit fits '99-'06 Twin Cam Engines
S&S Cycle
Now: $1,435.46Was: $1,594.95S&S Cycle - Silver 100" Bolt-In Sidewinder® 4" Big Bore Kit fits '99-'06 Twin Cam Engines This Big Bore Kit has a 10.5:1 compression ratio (W/ stock 85cc heads) that will transform your engine into a street-ready and reliable machine which will...Now: $1,435.46Was: $1,594.95 -
On Sale
S&S Cycle - Wrinkle Black 100" Bolt-In Sidewinder® 4" Big Bore Kit fits '99-'06 Twin Cam Engines
S&S Cycle
Now: $1,395.86Was: $1,550.95S&S Cycle - Wrinkle Black 100" Bolt-In Sidewinder® 4" Big Bore Kit fits '99-'06 Twin Cam Engines This Big Bore Kit has a 10.5:1 compression ratio (W/ stock 85cc heads) that will transform your engine into a street-ready and reliable machine...Now: $1,395.86Was: $1,550.95 -
On Sale
S&S Cycle - Silver 110" Bolt-In Sidewinder® 4" Big Bore Kit fits '07-'17 Twin Cam Engines
S&S Cycle
Now: $1,409.36Was: $1,565.95S&S Cycle - Silver 110" Bolt-In Sidewinder® 4" Big Bore Kit fits '07-'17 Twin Cam Engines This Big Bore Kit has a 10.5:1 compression ratio (W/ stock 85cc heads) that will transform your engine into a street-ready and reliable machine which will...Now: $1,409.36Was: $1,565.95 -
On Sale
S&S Cycle - Wrinkle Black 110" Bolt-In Sidewinder® 4" Big Bore Kit fits '07-'17 Twin Cam Engines
S&S Cycle
Now: $1,395.86Was: $1,550.95S&S Cycle - Wrinkle Black 110" Bolt-In Sidewinder® 4" Big Bore Kit fits '07-'17 Twin Cam Engines This Big Bore Kit has a 10.5:1 compression ratio (W/ stock 85cc heads) that will transform your engine into a street-ready and reliable machine...Now: $1,395.86Was: $1,550.95 -
On Sale
S&S Cycle - Wrinkle Black 124" Big Bore Kit W/O Highlighted Cylinder Fins fits '17-'21 107" M8 Engines
S&S Cycle
Now: $1,405.76Was: $1,561.95S&S Cycle - Wrinkle Black 124" Big Bore Kit W/O Highlighted Cylinder Fins fits '17-'21 107" M8 Engines This is a bolt-on kit that features the biggest bore possible with no machining of the crankcases necessary! It includes all of the required...Now: $1,405.76Was: $1,561.95 -
On Sale
S&S Cycle - Wrinkle Black 124" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'21 107" M8 Engines
S&S Cycle
Now: $1,405.76Was: $1,561.95S&S Cycle - Wrinkle Black 124" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'21 107" M8 Engines This is a bolt-on kit that features the biggest bore possible with no machining of the crankcases necessary! It includes all of the required...Now: $1,405.76Was: $1,561.95 -
On Sale
S&S Cycle - Wrinke Black 128" Big Bore Kit W/O Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines
S&S Cycle
Now: $1,405.76Was: $1,561.95S&S Cycle - Wrinke Black 128" Big Bore Kit W/O Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines This is a bolt-on kit that features the biggest cylinder bore possible with no machining of the crankcases necessary! It includes all of the...Now: $1,405.76Was: $1,561.95 -
On Sale
S&S Cycle - Wrinke Black 128" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines
S&S Cycle
Now: $1,405.76Was: $1,561.95S&S Cycle - Wrinke Black 128" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines This is a bolt-on kit that features the biggest cylinder bore possible with no machining of the crankcases necessary! It includes all of the...Now: $1,405.76Was: $1,561.95 -
On Sale
S&S Cycle - Wrinkle Black 4¼" Bore M8 Cylinders W/O Highlighted Cylinder Fins fits '17-'20 M8 Engines
S&S Cycle
Now: $854.06Was: $948.95S&S Cycle - Wrinkle Black 4¼" Bore M8 Cylinders W/O Highlighted Cylinder Fins fits '17-'20 M8 Engines These cylinders are bored slightly under nominal size and are not honed. Features Bolt on Cylinder Set For M8 Models Sold in...Now: $854.06Was: $948.95 -
On Sale
S&S Cycle - Wrinkle Black 4¼" Bore M8 Cylinders W/ Highlighted Cylinder Fins fits '17-'20 M8 Engines
S&S Cycle
Now: $854.06Was: $948.95S&S Cycle - Wrinkle Black 4¼" Bore M8 Cylinders W/ Highlighted Cylinder Fins fits '17-'20 M8 Engines These cylinders are bored slightly under nominal size and are not honed. Features Bolt on Cylinder Set For M8 Models Sold in...Now: $854.06Was: $948.95 -
On Sale
S&S Cycle - Black Granite 128" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines
S&S Cycle
Now: $1,403.96Was: $1,559.95S&S Cycle - Black Granite 128" Big Bore Kit W/ Highlighted Cylinder Fins fits '17-'20 114" 117" M8 Engines This is a bolt-on kit that features the biggest cylinder bore possible with no machining of the crankcases necessary! It includes all of the...Now: $1,403.96Was: $1,559.95 -
On Sale
S&S Cycle - Black Granite 4¼" Bore M8 Cylinders W/ Highlighted Cylinder Fins fits '17-'20 M8 Engines
S&S Cycle
Now: $854.06Was: $948.95S&S Cycle - Black Granite 4¼" Bore M8 Cylinders W/ Highlighted Cylinder Fins fits '17-'20 M8 Engines These cylinders are bored slightly under nominal size and are not honed. Features Bolt on Cylinder Set For M8 Models Sold in...Now: $854.06Was: $948.95 -
On Sale
S&S Cycle - Wrinkle Black 131" Stroker Cylinder & Piston Kit W/ Highlighted Cylinder Fins fits '17-'21 M8 Engines
S&S Cycle
Now: $1,403.96Was: $1,559.95S&S Cycle - Wrinkle Black 131" Stroker Cylinder & Piston Kit W/ Highlighted Cylinder Fins fits '17-'21 M8 Engines S&S Cycle's Stroker Cylinder & Piston Kit is a bolt-on kit that is compatible with the stock crankcases and features...Now: $1,403.96Was: $1,559.95 -
On Sale
S&S Cycle - Wrinkle Black 131" Stroker Cylinder & Piston Kit W/ Non-Highlighted Cylinder Fins fits '17-'21 M8 Engines
S&S Cycle
Now: $1,403.96Was: $1,559.95S&S Cycle - Wrinkle Black 131" Stroker Cylinder & Piston Kit W/ Non-Highlighted Cylinder Fins fits '17-'21 M8 Engines S&S Cycle's Stroker Cylinder & Piston Kit is a bolt-on kit that is compatible with the stock crankcases and features...Now: $1,403.96Was: $1,559.95 -
Out of stockOn Sale
S&S Cycle - Black Granite 131" Stroker Cylinder & Piston Kit W/ Highlighted Cylinder Fins fits '17-'21 M8 Engines
S&S Cycle
Now: $1,358.96Was: $1,509.95S&S Cycle - Black Granite 131" Stroker Cylinder & Piston Kit W/ Highlighted Cylinder Fins fits '17-'21 M8 Engines S&S Cycle's Stroker Cylinder & Piston Kit is a bolt-on kit that is compatible with the stock crankcases and features...Now: $1,358.96Was: $1,509.95 -
On Sale
S&S Cycle - Black/Highlighted 4.375" Stroke 129" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines
S&S Cycle
Now: $1,390.46Was: $1,544.95S&S Cycle - Black/Highlighted 4.375" Stroke 129" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines S&S Cycle's Big Bore Cylinder & Piston Kit delivers a mighty bore increase (4.320") that, in turn, delivers a huge power...Now: $1,390.46Was: $1,544.95 -
On Sale
S&S Cycle - Black 4.375" Stroke 129" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines
S&S Cycle
Now: $1,390.46Was: $1,544.95S&S Cycle - Black 4.375" Stroke 129" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines S&S Cycle's Big Bore Cylinder & Piston Kit delivers a mighty bore increase (4.320") that, in turn, delivers a huge power increase! It is...Now: $1,390.46Was: $1,544.95 -
On Sale
S&S Cycle - Black/Highlighted 4.5" Stroke 132" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines
S&S Cycle
Now: $1,390.46Was: $1,544.95S&S Cycle - Black/Highlighted 4.5" Stroke 132" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines S&S Cycle's Big Bore Cylinder & Piston Kit delivers a mighty bore increase (4.320") that, in turn, delivers a huge power...Now: $1,390.46Was: $1,544.95 -
On Sale
S&S Cycle - Black 4.5" Stroke 132" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines
S&S Cycle
Now: $1,390.46Was: $1,544.95S&S Cycle - Black 4.5" Stroke 132" Big Bore Cylinder & Piston Kit fits '17 & Up M8 Engines S&S Cycle's Big Bore Cylinder & Piston Kit delivers a mighty bore increase (4.320") that, in turn, delivers a huge power increase! It is...Now: $1,390.46Was: $1,544.95 -
On Sale
S&S Cycle - Natural Finish Evolution-Style Aluminum Cylinders fits '84-'99 Evolution Big Twin Engines
S&S Cycle
Now: $734.36Was: $815.95S&S Cycle - Natural Finish Evolution-Style Aluminum Cylinders fits '84-'99 Evolution Big Twin Engines S&S Cycle's Evolution-Style Aluminum Cylinders are stock replacement cylinders featuring a 3½" bore with a cast-iron liner. Its finish...Now: $734.36Was: $815.95 -
On Sale
S&S Cycle - 4⅛" Bore Cylinders fits '99-'06 Twin Cam Engines W/ 124" Hot Set Up Kits
S&S Cycle
Now: $808.16Was: $897.95S&S Cycle - 4⅛" Bore Cylinders fits '99-'06 Twin Cam Engines W/ 124" Hot Set Up Kits These Bore Cylinders are built for 124" Hot Set Up Kits utilized in '99-'17 Twin Cam models and are bored slightly under the normal size and are not honed. NOTE:...Now: $808.16Was: $897.95 -
On Sale
S&S Cycle - Black Powdercoat Evolution-Style Aluminum Cylinders W/ Machined Fin Edges fits '84-'99 Evolution Big Twin Engines
S&S Cycle
Now: $734.36Was: $815.95S&S Cycle - Black Powdercoat Evolution-Style Aluminum Cylinders W/ Machined Fin Edges fits '84-'99 Evolution Big Twin Engines S&S Cycle's Evolution-Style Aluminum Cylinders are stock replacement cylinders featuring a 3½" bore with a...Now: $734.36Was: $815.95 -
On Sale
S&S Cycle - Retro Top-End Conversion Kit for 3.625" Bore Cylinders fits '66-'84 Shovelhead Engines
S&S Cycle
Now: $3,052.76Was: $3,391.95S&S Cycle - Retro Top-End Conversion Kit for 3.625" Bore Cylinders fits '66-'84 Shovelhead Engines Your Shovelhead will achieve the ultimate blast-from-the-past appearance of a Panhead with this Retro Top-End Conversion Kit from S&S Cycle! It...Now: $3,052.76Was: $3,391.95 -
On Sale
S&S Cycle - Retro Top-End Conversion Kit for Stock Bore Cylinders fits '66-'84 Shovelhead Engines
S&S Cycle
Now: $3,052.76Was: $3,391.95S&S Cycle - Retro Top-End Conversion Kit for Stock Bore Cylinders fits '66-'84 Shovelhead Engines Your Shovelhead will achieve the ultimate blast-from-the-past appearance of a Panhead with this Retro Top-End Conversion Kit from S&S Cycle! It...Now: $3,052.76Was: $3,391.95 -
On Sale
S&S Cycle - Super Stock™ '66-'78 Style Cylinder Head Kit for Stock Bore Cylinders W/ O-Ring Intake
S&S Cycle
Now: $1,551.56Was: $1,723.95S&S Cycle - Super Stock™ '66-'78 Style Cylinder Head Kit for Stock Bore Cylinders W/ O-Ring Intake Complete kits also include rocker cover gaskets, head gaskets and miscellaneous hardware with instructions Use OEM manifolds and...Now: $1,551.56Was: $1,723.95 -
On Sale
S&S Cycle - Super Stock™ '79-'84 Style Cylinder Head Kit for Stock Bore Cylinders W/ Rubber Band Intake
S&S Cycle
Now: $1,551.56Was: $1,723.95S&S Cycle - Super Stock™ '79-'84 Style Cylinder Head Kit for Stock Bore Cylinders W/ Rubber Band Intake This Cylinder Head Kit uses a band-style intake (not included). Sold in pairs, built with pride in the U.S.A. Features Heads come...Now: $1,551.56Was: $1,723.95
Deadbeat Customs is your go-to source for Softail parts. The Harley Softail is a popular motorcycle known for its classic hardtail look and improved riding comfort thanks to its hidden springs and shock absorbers in the rear suspension system. This suspension system is what gives the Softail its name, as it offers the benefits of a soft-tail motorcycle while maintaining the classic hardtail look. The Softail is a great choice for long rides, with its improved riding support making it a top pick for many Harley riders. Our extensive selection of Softail parts includes everything you need to upgrade and customize your Harley-Davidson Softail motorcycle, from handlebars and exhaust systems to wheels and saddlebags. All of our parts are carefully selected to ensure that you get the best value for your money. Whether you're looking to improve your Softail's performance or add some style to your ride, we've got the parts you need. Plus, with fast shipping and excellent customer service, we make it easy to get the parts you need to take your Softail to the next level. Don't wait – shop Deadbeat Customs today and see what a difference our Softail parts can make!