M8 Softail Parts
1016 parts
Parts for 2018-up Milwaukee-Eight Softails: Street Bob, Low Rider S and ST, Fat Bob, Breakout, Fat Boy, Heritage, Standard and Sport Glide. Jump to bars and controls, seats, exhaust, suspension or controls. Free US shipping over $100.
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Mustang - Diamond Wide Tripper™ Seat with Driver's Backrest fits '18-'25 FLDE/FLHC/FLHCS Models
Mustang Seats
$719.00Mustang - Diamond Wide Tripper™ Seat with Driver's Backrest fits '18-'21 FLDE/FLHC/FLHCS Models Features: High-quality expanded vinyl cover combines the appearance of leather with the...$719.00 -
Mustang - Black Original Stitch Passenger Seat fits '18-'21 FLHC/FLDE Models
Mustang Seats
$299.00Mustang - Black Original Stitch Passenger Seat fits '18-'21 FLHC/FLDE Models Features: Marine-grade fiberglass baseplate Top covering made of highest-quality expanded vinyl with black st$299.00 -
Mustang - Black Trapezoid Stitch Passenger Seat fits '18-'21 FXFB/FXFBS Models
Mustang Seats
$299.00Mustang - Black Trapezoid Stitch Passenger Seat fits '18-'21 FXFB/FXFBS Models Features: Marine-grade fiberglass baseplate Top covering made of highest-quality expanded vinyl with black$299.00 -
Mustang - Black Trapezoid Stich Passenger Seat fits '18-'21 FXFB/FXFBS Models
Mustang Seats
$299.00Mustang - Black Trapezoid Stich Passenger Seat fits '18-'21 FXFB/FXFBS Models Features: Marine-grade fiberglass baseplate Top covering made of highest-quality expanded vinyl with black...$299.00 -
Mustang - Black Trapezoid Stitch Max Profile Solo Seat without Driver Backrest fits '18-'21 FXFB/FXFBS Models
Mustang Seats
$469.00Mustang - Black Trapezoid Stitch Max Profile Solo Seat without Driver Backrest fits '18-'21 FXFB/FXFBS Models Features: Optional matching passenger seat angles forward to support rider's back -...$469.00 -
Mustang - Black Trapezoid Stitch Max Profile Solo Seat with Driver Backrest fits '18-'21 FXFB/FXFBS Models
Mustang Seats
$749.00Mustang - Black Trapezoid Stitch Max Profile Solo Seat with Driver Backrest fits '18-'21 FXFB/FXFBS Models Features: Optional matching passenger seat angles forward to support rider's back -...$749.00 -
Mustang - Signature Series Squareback™ Seat w/ Gripper Vinyl Chevron Gunmetal Stitch fits '18-'25 FXLR/F XLRS/FXLRST, '18-'21 FLSB, '22 FXRST Models
Mustang Seats
$619.00Mustang - Signature Series Squareback™ Seat w/ Gripper Vinyl Chevron Gunmetal Stitch fits '18-'24 FXLR/F XLRS/FXLRST, '18-'21 FLSB, '22 FXRST Models Features: Performance-packed variation of one...$619.00 -
Performance Machine (Pm) - 0208-2178-BM - Fork Leg - 49 mm - Lower - Contrast Cut - Single Disc
Performance Machine
$956.95Performance Machine (Pm) - 0208-2178-BM - Fork Leg - 49 mm - Lower - Contrast Cut - Single DiscFeaturesArtfully sculpted from heat-treated billet aluminumMachined PM icon logo with a pinstripe detail...$956.95 -
Kodlin USA - Round Gauge Bezel for Ascent Pro Riser
Kodlin
$199.99Kodlin USA - Round Gauge Bezel for Ascent Pro Riser Features: CNC machined from billet aluminum All hardware included Designed to mount th$199.99 -
Arlen Ness - Big Sucker™ Stage 1 Carbon Black Air Cleaner Kit with Cover fits '23-'24 Harley M8 Gen 2 Touring Models
Arlen Ness
$399.95Arlen Ness - Big Sucker™ Stage 1 Carbon Black Air Cleaner Kit with Cover fits '23-'24 Harley M8 Gen 2 Touring Models Features: All new next generation backing plate design Increases horsepower...$399.95 -
Arlen Ness - Big Sucker™ Stage 1 Smooth Air Cleaner Kit with Cover fits '23-'24 Harley M8 Gen 2 Touring Models
Arlen Ness
$319.95Arlen Ness - Big Sucker™ Stage 1 Smooth Air Cleaner Kit with Cover fits '23-'24 Harley M8 Gen 2 Touring Models Features: All new next generation backing plate design Increases horsepower and...$319.95 -
Vance & Hines - Shortshots Staggered PCX™ Exhaust System
Vance & Hines
$1,209.95Vance & Hines - Shortshots Staggered PCX™ Exhaust System Features: PCX™ (Power Chamber Exhaust) technology Chambered high-flow catalyst cartridge designed to increase torque$1,209.95 -
Vance & Hines - Shortshots Staggered Exhaust System
Vance & Hines
$1,209.95Vance & Hines - Shortshots Staggered Exhaust System Features: PCX™ (Power Chamber Exhaust) technology Chambered high-flow catalyst cartridge designed to increase torque$1,209.95 -
James Gaskets - JGI-11000101 - Shifter Shaft Seal - Fits 2006-2022 Big Twin 6-Speed
James Gaskets
$7.95James Gaskets Shifter Shaft Seal for 2006-2022 Big Twin 6-Speed Fits: 2006-2022 Big Twin 6-speed (Twin Cam and Milwaukee-Eight), see the Fitment tab. Full year/model list is on the Fitment tab...$7.95 -
James Gaskets - JGI-24400215 - Engine to Transmission Seal - Fits 2017-2023 Milwaukee-Eight
James Gaskets
$13.95James Gaskets Engine to Transmission Seal for 2017-2023 Milwaukee-Eight Fits: 2017-2023 Milwaukee-Eight. Full year/model list is on the Fitment tab. The seal between the engine and transmission on...$13.95 -
James Gaskets - JGI-65324-83-2 - Compressed Wire Exhaust Port Gaskets (Pair) - Fits 1984-2021 Big Twin & 1986-2020 Sportster
James Gaskets
$12.95James Gaskets Compressed Wire Exhaust Port Gaskets for 1984-2021 Big Twin & 1986-2020 Sportster Fits: 1984-1999 Evolution Big Twin (catalog), plus the 1999-2021 Big Twin and 1986-2020 Sportster...$12.95 -
James Gaskets - JGI-16500332 - Cylinder Base Gaskets (Pair) - Fits 2017-2023 Milwaukee-Eight
James Gaskets
$35.95James Gaskets Cylinder Base Gaskets for 2017-2023 Milwaukee-Eight Fits: 2017-2023 Milwaukee-Eight. Full year/model list is on the Fitment tab. Cylinder base gaskets for the M8, for the top end job or...$35.95 -
James Gaskets - JGI-25700362 - Lifter Cover Gaskets (Pair) - Fits 2017-2023 Milwaukee-Eight
James Gaskets
$12.95James Gaskets Lifter Cover Gaskets for 2017-2023 Milwaukee-Eight Fits: 2017-2023 Milwaukee-Eight. Full year/model list is on the Fitment tab. Lifter cover gaskets for the M8. Needed any time the...$12.95 -
James Gaskets - JGI-25700372 - Rocker Cover Gaskets (Pair) - Fits 2017-2023 Milwaukee-Eight
James Gaskets
$24.95James Gaskets Rocker Cover Gaskets for 2017-2023 Milwaukee-Eight Fits: 2017-2023 Milwaukee-Eight. Full year/model list is on the Fitment tab. Rocker cover gaskets for the M8, front and rear...$24.95 -
James Gaskets - JGI-65927-00 - Compressed Wire Exhaust Port Gaskets with Graphite (2 Pack) - Fits 1986-2020 Sportster & 1999-2020 Big Twin
James Gaskets
$13.95James Gaskets Compressed Wire Exhaust Port Gaskets with Graphite for 1986-2020 Sportster & 1999-2020 Big Twin Fits: 1986-2020 Sportster & 1999-2020 Big Twin. Full year/model list is on the Fitment...$13.95 -
James Gaskets - JGI-25700564 - Primary Gasket - Fits '18-'23 FLFB/FLHC Models
James Gaskets
$48.95James Gaskets - JGI-25700564 - Primary Gasket - Fits '18-'23 FLFB/FLHC Models Fits: '18-'23 FLFB/FLHC Models. Full year/model list is on the Fitment tab. Primary Gasket from James Gaskets, the...$48.95 -
James Gaskets - JGI-25700729 - Top End Kit Gasket - Fits '17-'23 M-Eight Models (Except '23 FLHXSE/FLTRXSE
James Gaskets
$99.95James Gaskets - JGI-25700729 - Top End Kit Gasket - Fits '17-'23 M-Eight Models (Except '23 FLHXSE/FLTRXSE Fits: '17-'23 M-Eight Models (Except '23 FLHXSE/FLTRXSE. Full year/model list is on the...$99.95 -
James Gaskets - JGI-25700730 - Motor Gasket Kit - Fits '17-'23 M-Eight Models (Except '23 FLHXSE/FLTRXSE
James Gaskets
$109.95James Gaskets - JGI-25700730 - Motor Gasket Kit - Fits '17-'19 M-Eight Models (Except '23 FLHXSE/FLTRXSE Fits: '17-'19 M-Eight Models (Except '23 FLHXSE/FLTRXSE. Full year/model list is on the...$109.95 -
James Gaskets - JGI-60547-06-KF - Primary Cover Gasket Kit - Fits '06-'17 FXD, '07-'17 FXST/FLST Models
James Gaskets
$101.95James Gaskets - JGI-60547-06-KF - Primary Cover Gasket Kit - Fits '06-'17 FXD, '07-'17 FXST/FLST Models Fits: '06-'17 FXD, '07-'17 FXST/FLST Models. Full year/model list is on the Fitment tab...$101.95 -
Jims - 5808 Valve Spring Compression Collar Tool fits '17-'21 M-Eight Models
Jims
MSRP: $86.95$86.80Jims - 5808 Valve Spring Compression Collar Tool fits '17-'21 M-Eight Models Features: Valve spring collar allows existing compressor to remove smaller valves on M8 engines For use with JIMMSRP: $86.95$86.80 -
Jims - 5835 Valve Spring Compressor Tool fits '17-'21 M-Eight Models
Jims
MSRP: $322.95$309.35Jims - 5835 Valve Spring Compressor Tool fits '17-'21 M-Eight Models Features: Once the cylinder is filled with compressed air, the technician can easily rotate the tool and compress the top...MSRP: $322.95$309.35 -
Jims - 991 Case Splitting Tool fits '18-'21 M8 Softail & Touring Models
Jims
$409.40Jims - 991 Case Splitting Tool fits '18-'21 M8 Softail & Touring Models Features: In order to perform any type of lower end service or performance work, it is necessary to split the crankcase...$409.40 -
Jims - 730 Piston Tester Jet fits '18-'21 M-Eight Softail Models
Jims
$313.20Jims - 730 Piston Tester Jet fits '18-'21 M-Eight Softail Models Features: Assists engine rebuilder to clear jet of all assembly lubes; verifies psi number the jet switches to "on" and visu$313.20 -
On Sale
Drag Specialties - 1" TBW Ape Hanger Handlebars for Narrow Glide - 16"/ Chrome (Open Box)
Drag Specialties
MSRP: $141.73Now: $99.21Was: $141.73Drag Specialties - 1" TBW Ape Hanger Handlebars for Narrow Glide These handlebars are made from steel tubing and come in three different finishes: chrome, gloss black, or flat black. They are slotted...MSRP: $141.73Now: $99.21Was: $141.73 -
On Sale
Drag Specialties - 1" TBW Ape Hanger Handlebars for Narrow Glide - 18''/ Chrome (Open Box)
Drag Specialties
MSRP: $138.95Now: $97.27Was: $138.95Drag Specialties - 1" TBW Ape Hanger Handlebars for Narrow Glide - 18''/ Chrome These handlebars are made from steel tubing and come in three different finishes: chrome, gloss black, or flat black...MSRP: $138.95Now: $97.27Was: $138.95 -
On Sale
Drag Specialties - 1" TBW Ape Hanger Handlebars for Narrow Glide - 12''/ Gloss Black (Open Box)
Drag Specialties
MSRP: $138.95Now: $97.27Was: $138.95Drag Specialties - 1" TBW Ape Hanger Handlebars for Narrow Glide - 12''/ Gloss Black These handlebars are made from steel tubing and come in three different finishes: chrome, gloss black, or flat...MSRP: $138.95Now: $97.27Was: $138.95 -
V-Twin - Chrome Heavy Breather Air Cleaner Kit fits '18-Up Harley M8 Softail, '17-Up Touring Models (OEM #294003-88)
V-Twin Mfg
$352.18V-Twin - Chrome Heavy Breather Air Cleaner Kit fits '18-Up Harley M8 Softail, '17-Up Touring Models (OEM #294003-88) Designed for maximum performance this air filter flows 42% more air than a...$352.18 -
Thunderheader - Chrome X-Series Standard Exhaust Pipe w/Heat Shields fits '18-'26 Softail Slim, Low Rider S, Street Bob, Fat Bob, Deluxe & Standard Models
Thunderheader
$1,899.00Thunderheader - Chrome X-Series Standard Exhaust Pipe w/Heat Shields fits '18–'25 Softail Slim, Lowrider S, Street Bob, Fat Bob, Deluxe & Standard Models Thunderheader's X-SERIES™ Exhaust is their...$1,899.00 -
Thunderheader - Black X-Series Standard Exhaust w/Heat Shields fits '18-'24 Low Rider ST, Heritage & Sport Glide Models
Thunderheader
$1,839.00Thunderheader - Black X-Series Standard Exhaust w/Heat Shields fits '18-'24 Low Rider ST, Heritage & Sport Glide Models Thunderheader's X-SERIES™ Exhaust is their newest line, built for maximum...$1,839.00 -
V-Twin - 34" Black Upper Clutch Cable fits '20-Up FXLRS, '22-'23 FXLRST Models (OEM #372004-33A)
V-Twin Mfg
$89.51V-Twin - 34" Black Upper Clutch Cable fits '20-Up FXLRS, '22-'23 FXLRST Models (OEM #372004-33A) Upper clutch cable is black vinyl type featuring an overall length of 34". Fitment: FXLRST 2022-2023...$89.51 -
Original Garage - Adjustable Brake Arm fits Harley-Davidson M8 Softails Models
Original Garage Moto
$304.95 - $344.95Original Garage - Adjustable Brake Arm fits Harley-Davidson M8 Softails Models This Adjustable Brake Arm for Harley-Davidson M8 Softails will allow you to set your brake pedal exactly where you want...$304.95 - $344.95 -
On Sale
Custom Cycle Engineering - 43MM Inverted Black DLC Coated Harley Stock Length Fork Tubes fits '18-'21 FLSB, '18-'20 FXDR/FXDRS & '16-'20 XL1200CX Models (Open Box)
Custom Cycle Engineering
MSRP: $756.95Now: $643.41Was: $756.95Custom Cycle Engineering's Black Fork Tubes feature a black, diamoned-like carbon coating and are built to work with a wide variety of models. Sold in pairs, made in the U.S.A. LH 22½", RH 22¼" Fork...MSRP: $756.95Now: $643.41Was: $756.95 -
Bassani Exhaust - 49-State 2-into-1 Road Rage III Exhaust System fits '18-'23 Softail FXFB/FLSL/FXBB/FXLRS Models - Stainless
Bassani Exhaust
$1,429.95Bassani Exhaust - 49-State 2-into-1 Road Rage III Exhaust System fits '18-'23 Softail FXFB/FLSL/FXBB/FXLRS Models - Stainless Features 2-into-1 stepped equal-length headers 1-3/4" to 1-7/8"...$1,429.95 -
V-Twin - Black One Piece Rigid Mount Sissy Bar fits '18 & Up M8 Models
V-Twin Mfg
$200.38V-Twin - Black One Piece Rigid Mount Sissy Bar fits '18 & Up M8 Models V-Twin's One Piece Rigid Mount Sissy Bar has a steel upright which is welded to the rigid mount side plates. The bar bolts...$200.38 -
Custom Dynamics - Shark Demon™ 2 Performance LED Headlight fits Low Rider ST Softail Models
Custom Dynamics
$499.95Custom Dynamics - Shark Demon™ 2 Performance LED Headlight fits Low Rider ST Softail Models Features: High-performance illumination, specialized for motorcycle on road use, with unmatched beam...$499.95
M8 Softail Parts for Club Style and Street Builds
Harley's 2018 Softail frame is stiffer, lighter and a whole lot better handling than the old one, and the Low Rider S and ST have made it the go-to platform for club-style builds. Mid controls, T-bars, fairings, better suspension: if you're building a modern Softail, this is where the parts live.
Shop M8 Softail Parts by System
- Handlebars & controls: bars, risers, cables and switches
- Footpegs & controls
- Seats & sissy bars
- Suspension
- Exhaust
- Engine
- Brakes
- Lighting
- Saddlebags & luggage
- Wheels & tires
We stock M8 Softail parts from Bung King, Thrashin Supply, Flo Motorsports, Posh Factory, Drag Specialties, Kodlin and Arlen Ness. Pre-2018 Softails use different parts, so shop those in Softail parts.
Not Sure It Fits?
Year, model and engine all matter, and plenty of parts look the same but aren't. If you can't tell whether something fits your bike, hit us up with your year and model and we'll check it before you order.