985837 ''Big Oil'' service kit. Full synthetic. Black filter
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Iron City Dealer
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Specifications
- Brand
- MCS
- Part Number
- 985837
- OEM Reference
- 985837
- Pack Quantity
- Sold as kit
- Category
- Oils
- VAT Rate
- 20%
About This Product
For a complete top-to-bottom fluid change, the MCS Big Oil service kit for 2018 to 2026 Softail models is the professional's choice. This kit, listed under OEM number 985837, includes 7 liters of Vspec 20W50 full synthetic oil. This specialized 3-in-1 formula is designed to work perfectly in the engine, primary, and transmission, meeting JASO MA/2 standards. The kit comes complete with a black spin-on oil filter, a new derby cover gasket, and the necessary drain plug O-rings. Whether you are performing routine maintenance or prepping for winter, this kit provides enough high-performance synthetic oil to service all three holes, ensuring your Softail stays in peak condition.
Manufacturer part number: 985837.
Fitment
24 models18-26 Softail
Softail 24 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2025 | Breakout FXBR |
| Harley-Davidson | 2018 | Breakout 114 Anniversary FXBRS |
| Harley-Davidson | 2018–2022 | Breakout 114 FXBRS |
| Harley-Davidson | 2023–2024 | Breakout FXBR |
| Harley-Davidson | 2018–2020 | Deluxe FLDE |
| Harley-Davidson | 2018–2024 | Fat Bob 114 FXFBS |
| Harley-Davidson | 2018–2020 | Fat Bob FXFB |
| Harley-Davidson | 2025 | Fat Boy FLFB |
| Harley-Davidson | 2018 | Fat Boy 114 Anniversary FLFBS |
| Harley-Davidson | 2018–2024 | Fat Boy 114 FLFBS |
| Harley-Davidson | 2018–2020 | Fat Boy FLFB |
| Harley-Davidson | 2025 | Heritage Classic FLHC |
| Harley-Davidson | 2018 | Heritage Classic 114 Anniversary FLHCS |
| Harley-Davidson | 2018–2024 | Heritage Classic 114 FLHCS |
| Harley-Davidson | 2018–2021 | Heritage Classic FLHC |
| Harley-Davidson | 2025 | Low Rider S FXLRS |
| Harley-Davidson | 2020–2022 | Low Rider S FXLRS |
| Harley-Davidson | 2025 | Low Rider ST FXLRST |
| Harley-Davidson | 2018–2021 | Slim FLSL |
| Harley-Davidson | 2019–2020 | Softail Slim FLSL |
| Harley-Davidson | 2018–2024 | Sport Glide FLSB |
| Harley-Davidson | 2025 | Street Bob FXBB |
| Harley-Davidson | 2021–2024 | Street Bob 114 FXBBS |
| Harley-Davidson | 2018–2020 | Street Bob FXBB |
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Who are we? Leeds Harley-Davidson - Iron City Motorcycles
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