Wiseco
Wiseco Black Edition Piston Kit 4.135" 121" M8 - 40253PS For Harley Motorcycles 2017-2026
MPN:
40253PS
SKU:
0910-6946
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Wiseco
Wiseco Black Edition Piston Kit 4.135" 121" M8 - 40253PS For Harley Motorcycles 2017-2026
MPN:
40253PS
SKU:
0910-6946
SKU:
0910-6946
Features ArmorX™ piston coating for protection in extreme conditions and reduced wear
ArmorFit™ skirt coating auto-adjusts to the cylinder wall, no need to measure clearance
Dome design for improved flame travel to maximize air/fuel burn efficiency
Super finish piston pins reduces friction and improves scuff resistance
Enhanced pin oiling for improved lubrication and reduced friction
Rings are precision fit for improved compression and oil control
Augmented ring land details improve ring seal and function
High compression for added power
Made in the USA
Fits OEM and Screamin' Eagle cylinder heads.
Specs
Units
Kit
Riding Style
Street
Skirt Coating
ArmorFit™
Bore Size
4.135"
Compression Ratio
11.3:1
Piston Diameter
4.132"
Piston Material
Forged 2618 Aluminum
Model
Black Edition™
Piston Head Shape
Inverted Dish
Stroke Length
4.500"
Displacement
121"
Product Name
Piston Kit
Part Notes
Includes:
• 2x Pistons
• 2x Ring Sets
• 2x Piston Pins
• 2x Circlip Sets
2017-2021
Harley-Davidson
CVO Electra Glide Ultra Limited FLHTKSE
2017-2022
Harley-Davidson
CVO Street Glide FLHXSE
2017-2019
Harley-Davidson
Electra Glide Ultra Classic FLHTCU
2017-2024
Harley-Davidson
Electra Glide Ultra Limited FLHTK
2017-2019
Harley-Davidson
Electra Glide Ultra Limited Low FLHTKL
2017-2025
Harley-Davidson
Freewheeler FLRT
2017-2026
Harley-Davidson
Road Glide FLTRX/FLTRXS
2017-2019
Harley-Davidson
Road Glide Ultra FLTRU
2017-2022
Harley-Davidson
Road King FLHR/FLHRC
2017-2025
Harley-Davidson
Road King Special FLHRXS
2017-2026
Harley-Davidson
Street Glide FLHX/FLHXS
2017-2025
Harley-Davidson
Tri Glide Ultra Classic FLHTCUTG
2018-2021
Harley-Davidson
CVO Road Glide FLTRXSE
2018-2020
Harley-Davidson
Softail Breakout 114 FXBRS
2018-2023
Harley-Davidson
Softail Fat Bob 114 FXFBS
2018-2024
Harley-Davidson
Softail Fat Boy 114 FLFBS
2018-2024
Harley-Davidson
Softail Heritage Classic 114 FLHCS
2019-2022
Harley-Davidson
Electra Glide Standard FLHT
2019-2020
Harley-Davidson
FXDR 114 (FXDRS)
2020-2022
Harley-Davidson
CVO Tri Glide FLHTCUTGSE
2020-2024
Harley-Davidson
Road Glide Limited FLTRK
2020-2025
Harley-Davidson
Softail Low Rider S FXLRS
2021
Harley-Davidson
Electra Glide Revival FLH
2021-2024
Harley-Davidson
Softail Street Bob 114 FXBBS
2022-2023
Harley-Davidson
CVO Road Glide Limited FLTRKSE
2022-2023
Harley-Davidson
Road Glide ST FLTRXST
2022
Harley-Davidson
Softail Low Rider El Diablo FXRST
2022-2025
Harley-Davidson
Softail Low Rider ST FXLRST
2022-2023
Harley-Davidson
Street Glide ST FLHXST
2022
Harley-Davidson
Tri Glide Ultra G.I. FLHTCUTG
2023
Harley-Davidson
Electra Glide Highway King FLHFB
2023-2025
Harley-Davidson
Road Glide 3 FLTRT
2023-2025
Harley-Davidson
Softail Breakout FXBR
2024
Harley-Davidson
Hydra-Glide Revival FLI
Fitment DisclosureThis quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.
Regular price
$259.95
Unit price
Shipping calculated at checkout.
Product Details
Features
- Features ArmorX™ piston coating for protection in extreme conditions and reduced wear
- ArmorFit™ skirt coating auto-adjusts to the cylinder wall, no need to measure clearance
- Dome design for improved flame travel to maximize air/fuel burn efficiency
- Super finish piston pins reduces friction and improves scuff resistance
- Enhanced pin oiling for improved lubrication and reduced friction
- Rings are precision fit for improved compression and oil control
- Augmented ring land details improve ring seal and function
- High compression for added power
- Made in the USA
- Fits OEM and Screamin' Eagle cylinder heads.
Specs
| Units | Kit |
| Riding Style | Street |
| Skirt Coating | ArmorFit™ |
| Bore Size | 4.135" |
| Compression Ratio | 11.3:1 |
| Piston Diameter | 4.132" |
| Piston Material | Forged 2618 Aluminum |
| Model | Black Edition™ |
| Piston Head Shape | Inverted Dish |
| Stroke Length | 4.500" |
| Displacement | 121" |
| Product Name | Piston Kit |
Part Notes
- Includes:
- • 2x Pistons
- • 2x Ring Sets
- • 2x Piston Pins
- • 2x Circlip Sets
| 2017-2021 | Harley-Davidson | CVO Electra Glide Ultra Limited FLHTKSE |
| 2017-2022 | Harley-Davidson | CVO Street Glide FLHXSE |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Classic FLHTCU |
| 2017-2024 | Harley-Davidson | Electra Glide Ultra Limited FLHTK |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL |
| 2017-2025 | Harley-Davidson | Freewheeler FLRT |
| 2017-2026 | Harley-Davidson | Road Glide FLTRX/FLTRXS |
| 2017-2019 | Harley-Davidson | Road Glide Ultra FLTRU |
| 2017-2022 | Harley-Davidson | Road King FLHR/FLHRC |
| 2017-2025 | Harley-Davidson | Road King Special FLHRXS |
| 2017-2026 | Harley-Davidson | Street Glide FLHX/FLHXS |
| 2017-2025 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG |
| 2018-2021 | Harley-Davidson | CVO Road Glide FLTRXSE |
| 2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS |
| 2018-2023 | Harley-Davidson | Softail Fat Bob 114 FXFBS |
| 2018-2024 | Harley-Davidson | Softail Fat Boy 114 FLFBS |
| 2018-2024 | Harley-Davidson | Softail Heritage Classic 114 FLHCS |
| 2019-2022 | Harley-Davidson | Electra Glide Standard FLHT |
| 2019-2020 | Harley-Davidson | FXDR 114 (FXDRS) |
| 2020-2022 | Harley-Davidson | CVO Tri Glide FLHTCUTGSE |
| 2020-2024 | Harley-Davidson | Road Glide Limited FLTRK |
| 2020-2025 | Harley-Davidson | Softail Low Rider S FXLRS |
| 2021 | Harley-Davidson | Electra Glide Revival FLH |
| 2021-2024 | Harley-Davidson | Softail Street Bob 114 FXBBS |
| 2022-2023 | Harley-Davidson | CVO Road Glide Limited FLTRKSE |
| 2022-2023 | Harley-Davidson | Road Glide ST FLTRXST |
| 2022 | Harley-Davidson | Softail Low Rider El Diablo FXRST |
| 2022-2025 | Harley-Davidson | Softail Low Rider ST FXLRST |
| 2022-2023 | Harley-Davidson | Street Glide ST FLHXST |
| 2022 | Harley-Davidson | Tri Glide Ultra G.I. FLHTCUTG |
| 2023 | Harley-Davidson | Electra Glide Highway King FLHFB |
| 2023-2025 | Harley-Davidson | Road Glide 3 FLTRT |
| 2023-2025 | Harley-Davidson | Softail Breakout FXBR |
| 2024 | Harley-Davidson | Hydra-Glide Revival FLI |
Fitment Disclosure
This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.Product Description
Features
- Features ArmorX™ piston coating for protection in extreme conditions and reduced wear
- ArmorFit™ skirt coating auto-adjusts to the cylinder wall, no need to measure clearance
- Dome design for improved flame travel to maximize air/fuel burn efficiency
- Super finish piston pins reduces friction and improves scuff resistance
- Enhanced pin oiling for improved lubrication and reduced friction
- Rings are precision fit for improved compression and oil control
- Augmented ring land details improve ring seal and function
- High compression for added power
- Made in the USA
- Fits OEM and Screamin' Eagle cylinder heads.
Specs
| Units | Kit |
| Riding Style | Street |
| Skirt Coating | ArmorFit™ |
| Bore Size | 4.135" |
| Compression Ratio | 11.3:1 |
| Piston Diameter | 4.132" |
| Piston Material | Forged 2618 Aluminum |
| Model | Black Edition™ |
| Piston Head Shape | Inverted Dish |
| Stroke Length | 4.500" |
| Displacement | 121" |
| Product Name | Piston Kit |
Part Notes
- Includes:
- • 2x Pistons
- • 2x Ring Sets
- • 2x Piston Pins
- • 2x Circlip Sets
| 2017-2021 | Harley-Davidson | CVO Electra Glide Ultra Limited FLHTKSE |
| 2017-2022 | Harley-Davidson | CVO Street Glide FLHXSE |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Classic FLHTCU |
| 2017-2024 | Harley-Davidson | Electra Glide Ultra Limited FLHTK |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL |
| 2017-2025 | Harley-Davidson | Freewheeler FLRT |
| 2017-2026 | Harley-Davidson | Road Glide FLTRX/FLTRXS |
| 2017-2019 | Harley-Davidson | Road Glide Ultra FLTRU |
| 2017-2022 | Harley-Davidson | Road King FLHR/FLHRC |
| 2017-2025 | Harley-Davidson | Road King Special FLHRXS |
| 2017-2026 | Harley-Davidson | Street Glide FLHX/FLHXS |
| 2017-2025 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG |
| 2018-2021 | Harley-Davidson | CVO Road Glide FLTRXSE |
| 2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS |
| 2018-2023 | Harley-Davidson | Softail Fat Bob 114 FXFBS |
| 2018-2024 | Harley-Davidson | Softail Fat Boy 114 FLFBS |
| 2018-2024 | Harley-Davidson | Softail Heritage Classic 114 FLHCS |
| 2019-2022 | Harley-Davidson | Electra Glide Standard FLHT |
| 2019-2020 | Harley-Davidson | FXDR 114 (FXDRS) |
| 2020-2022 | Harley-Davidson | CVO Tri Glide FLHTCUTGSE |
| 2020-2024 | Harley-Davidson | Road Glide Limited FLTRK |
| 2020-2025 | Harley-Davidson | Softail Low Rider S FXLRS |
| 2021 | Harley-Davidson | Electra Glide Revival FLH |
| 2021-2024 | Harley-Davidson | Softail Street Bob 114 FXBBS |
| 2022-2023 | Harley-Davidson | CVO Road Glide Limited FLTRKSE |
| 2022-2023 | Harley-Davidson | Road Glide ST FLTRXST |
| 2022 | Harley-Davidson | Softail Low Rider El Diablo FXRST |
| 2022-2025 | Harley-Davidson | Softail Low Rider ST FXLRST |
| 2022-2023 | Harley-Davidson | Street Glide ST FLHXST |
| 2022 | Harley-Davidson | Tri Glide Ultra G.I. FLHTCUTG |
| 2023 | Harley-Davidson | Electra Glide Highway King FLHFB |
| 2023-2025 | Harley-Davidson | Road Glide 3 FLTRT |
| 2023-2025 | Harley-Davidson | Softail Breakout FXBR |
| 2024 | Harley-Davidson | Hydra-Glide Revival FLI |
Fitment Disclosure
This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.Part Numbers
| Store SKU | MFR. Product # | Availability |
|---|---|---|
| 0910-6946 | 40253PS | Out of Stock |
Fitment
This product is vehicle specific.
Select your vehicle to confirm fitment.
This Product Fits
Fitment Disclosure
This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.
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