979007 Diaphragm clutch spring
Fits: 98-03 Big Twin; 14-17 103" Twin Cam…
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Specifications
- Brand
- MCS
- Part Number
- 979007
- OEM Reference
- 37871-98A
- Pack Quantity
- Each
- Category
- Clutch Springs
- VAT Rate
- 20%
About This Product
MCS diaphragm clutch spring. It is standard duty and 1.8mm thick. It replaces OEM 37871-98A. It fits 1998 to 2003 Big Twin models, and 2014 to 2017 103-inch Twin Cam A and B engines, excluding those equipped with an Assist and Slip clutch. This spring provides the clamping load. When it fatigues the clutch slips under load. Fit this unit and the pack stays compressed.
Manufacturer part number: 979007.
Fitment
66 models98-03 Big Twin; 14-17 103" Twin Cam A/B (Excl. models with A&S clutch)
CVO/Custom 10 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1999 | CVO Dyna Super Glide FXR2 |
| Harley-Davidson | 1999 | CVO Dyna Super Glide FXR3 |
| Harley-Davidson | 2000 | CVO Dyna Super Glide FXR4 |
| Harley-Davidson | 2001 | CVO Dyna Wide Glide FXDWG2 |
| Harley-Davidson | 2002 | CVO Dyna Wide Glide FXDWG3 |
| Harley-Davidson | 2000 | CVO Road Glide FLTRSEI |
| Harley-Davidson | 2001 | CVO Road Glide FLTRSEI2 |
| Harley-Davidson | 2002 | CVO Road King FLHRSEI |
| Harley-Davidson | 2003 | CVO Softail Deuce FXSTDSE |
| Harley-Davidson | 2014 | Road King FLHR |
Dyna 11 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2016–2017 | Dyna Fat Bob FXDF 103 |
| Harley-Davidson | 1999–2000 | Dyna Glide Convertible FXDS-CONV |
| Harley-Davidson | 1998–2003 | Dyna Low Rider FXDL |
| Harley-Davidson | 2016–2017 | Dyna Low Rider FXDL 103 |
| Harley-Davidson | 1998–2003 | Dyna Super Glide FXD |
| Harley-Davidson | 1999–2003 | Dyna Super Glide Sport FXDX |
| Harley-Davidson | 2001–2003 | Dyna Super Glide T-Sport FXDXT |
| Harley-Davidson | 2016 | Dyna Switchback FLD 103 |
| Harley-Davidson | 1998–2003 | Dyna Wide Glide FXDWG |
| Harley-Davidson | 2016–2017 | Dyna Wide Glide FXDWG 103 |
| Harley-Davidson | 2017 | Low Rider FXDL 103 |
Dyna Police 1 model
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2001–2003 | Dyna Defender FXDP |
FXR 1 model
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2000 | FXR Super Glide FXR3 |
Police 3 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2002–2003 | Electra Glide Standard Police FLHTPI |
| Harley-Davidson | 2002–2003 | Road King Police Escort FLHPEI |
| Harley-Davidson | 2002–2003 | Road King Police FLHPI |
Softail 20 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2017 | Breakout FXSB |
| Harley-Davidson | 2017 | Deluxe FLSTN |
| Harley-Davidson | 1998–2017 | Fat Boy FLSTF |
| Harley-Davidson | 2001–2003 | Fat Boy FLSTFI |
| Harley-Davidson | 2016–2017 | Fat Boy Lo FLSTFB |
| Harley-Davidson | 1998–2017 | Heritage Softail Classic FLSTC |
| Harley-Davidson | 2001–2003 | Heritage Softail Classic FLSTCI |
| Harley-Davidson | 1998–2003 | Heritage Springer FLSTS |
| Harley-Davidson | 2001–2003 | Heritage Springer FLSTSI |
| Harley-Davidson | 1999–2003 | Night Train FXSTB |
| Harley-Davidson | 2001–2003 | Night Train FXSTBI |
| Harley-Davidson | 2016 | Softail Breakout FXSB |
| Harley-Davidson | 1998–1999 | Softail Custom FXSTC |
| Harley-Davidson | 2016 | Softail Deluxe FLSTN |
| Harley-Davidson | 2000–2003 | Softail Deuce FXSTD |
| Harley-Davidson | 2001–2003 | Softail Deuce FXSTDI |
| Harley-Davidson | 1999–2003 | Softail Standard FXST |
| Harley-Davidson | 2001–2003 | Softail Standard FXSTI |
| Harley-Davidson | 1998–2003 | Springer Softail FXSTS |
| Harley-Davidson | 2001–2003 | Springer Softail FXSTSI |
Super Glide 1 model
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1998–2000 | Dyna Super Glide Convertible FXDS |
Touring 19 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1998–2003 | Electra Glide Classic FLHTC |
| Harley-Davidson | 1998–2003 | Electra Glide Classic FLHTCI |
| Harley-Davidson | 1998–2003 | Electra Glide Standard FLHT |
| Harley-Davidson | 2003 | Electra Glide Standard FLHTI |
| Harley-Davidson | 1998–2003 | Road Glide FLTR |
| Harley-Davidson | 1998–2003 | Road Glide FLTRI |
| Harley-Davidson | 2015–2016 | Road Glide FLTRX |
| Harley-Davidson | 2015–2016 | Road Glide Special FLTRXS |
| Harley-Davidson | 2016 | Road Glide Ultra FLTRU |
| Harley-Davidson | 2014–2016 | Road King Classic FLHRC |
| Harley-Davidson | 1998–2003 | Road King Classic FLHRCI |
| Harley-Davidson | 1998–2016 | Road King FLHR |
| Harley-Davidson | 2000–2003 | Road King FLHRI |
| Harley-Davidson | 2014–2016 | Street Glide FLHX |
| Harley-Davidson | 2014–2016 | Street Glide Special FLHXS |
| Harley-Davidson | 2014–2016 | Ultra Classic FLHTCU |
| Harley-Davidson | 1998–2003 | Ultra Classic FLHTCUI |
| Harley-Davidson | 2014–2016 | Ultra Classic Twin-Cooled FLHTCU |
| Harley-Davidson | 2014–2016 | Ultra Limited FLHTK |
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