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PROX 11.5819.000 Piston Kit with Gaskets - Polaris | Snow
PROX 11.5819.000 Piston Kit with Gaskets - Polaris | Snow is backordered and will ship as soon as it is back in stock.
PROX | SKU:
0910-6985
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$36795
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PROX 11.5819.000 Piston Kit with Gaskets - Polaris | Snow
Description
Description
This Prox replacement dual ring rebuild kit is designed for the specific Polaris applications listed below. Engineered with high-precision tooling to meet or exceed original factory tolerances.
Key Features
- Engineered with high-precision tooling to meet or exceed original factory tolerances.
- Features a full Molybdenum Disulfide (MoS2) skirt coating to ensure smooth engine break-in and prevent piston scuffing.
- Hard-anodized piston crown/dome protects the structure against excessive combustion heat and high detonation.
- Hard-anodized top ring grooves virtually eliminate ring micro-welding in extreme conditions.
- Outfitted with premium Japanese Riken rings for optimal heat transfer and precise oil ring sealing across cast iron, Nikasil, or composite bores.
- Piston kit includes the pistons, premium rings, heavy-duty wrist pins, circlips, and the small-end wrist pin needle bearing.
- Gaskets includes complete premium top-end gasket kit mirroring original equipment layouts for an airtight seal.
Specifications
- Brand: Prox
- Product: dual ring rebuild kit
- Riding style: Snow
- Displacement: 850 cc
- Engine Type: 2-Stroke
- Cooling System: Liquid Cooled
- Style: Top End
- Bore Size: 85.00 mm
- Piston Material: Hypereutectic Alloy, Cast
- Skirt Coating: Molybdenum Disulphite
- Part number: 11.5819.000
- Supplier SKU: 0910-6985
- Units: kit
Polaris Fitment
| Make | Years | Model | Details |
|---|---|---|---|
| Polaris | 2021–2024, 2026 | 850 INDY XC 137 | |
| Polaris | 2022–2024, 2026 | 850 SwitchBack XC 146 | |
| Polaris | 2021–2025 | 850 INDY VR1 137 | Matryx Platform |
| Polaris | 2025 | 850 INDY VR1 137 Dynamix | |
| Polaris | 2022–2025 | 850 INDY XCR 136 | |
| Polaris | 2021–2025 | 850 SwitchBack Assault 146 | |
| Polaris | 2020, 2025 | Indy 850 XCR 1.35" w/128" Track | |
| Polaris | 2025 | Indy 850 XCR 1.35" w/136" Track | |
| Polaris | 2023, 2025 | Indy 850 XCR 1.6" w/128" Track | |
| Polaris | 2023, 2025 | Indy 850 XCR 1.6" w/136" Track | |
| Polaris | 2022, 2025 | RMK 850 KHAOS Matryx Slash 2" w/146" Track | |
| Polaris | 2021–2022, 2025 | SwitchBack 850 Assault 1.35" w/146" Track | Matryx Platform |
| Polaris | 2022–2023, 2025 | SwitchBack 850 Assault 1.60" w/146" Track | |
| Polaris | 2022–2023, 2025 | SwitchBack 850 Assault 2" w/146" Track | |
| Polaris | 2021–2024 | 850 INDY XC 129 | |
| Polaris | 2022, 2024 | Patriot Boost RMK 850 KHAOS Matryx Slash 2.75" w/155" Track | |
| Polaris | 2024 | RMK 850 KHAOS Matryx 2.75" w/155" Track | |
| Polaris | 2022–2024 | RMK 850 KHAOS Matryx Slash 2.60" w/146" Track | |
| Polaris | 2021–2023 | 850 INDY VR1 129 | Matryx Platform |
| Polaris | 2020, 2022–2023 | Indy 850 Adventure 1.25" w/137" Track | |
| Polaris | 2020–2023 | Indy 850 Adventure 1.50" w/137" Track | |
| Polaris | 2022–2023 | Indy 850 VR1 1.25" w/129" Track | |
| Polaris | 2022–2023 | Indy 850 VR1 1.25" w/137" Track | |
| Polaris | 2022–2023 | Indy 850 VR1 1.50" w/129" Track | |
| Polaris | 2022–2023 | Indy 850 VR1 1.50" w/137" Track | |
| Polaris | 2020–2023 | Indy 850 XC 1.25" w/129" Track | |
| Polaris | 2020–2023 | Indy 850 XC 1.25" w/137" Track | |
| Polaris | 2020–2023 | Indy 850 XC 1.50" w/129" Track | |
| Polaris | 2020–2021, 2023 | Indy 850 XC 1.50" w/137" Track | |
| Polaris | 2020, 2022–2023 | Indy 850 XCR 1.25" w/128" Track | |
| Polaris | 2023 | Indy 850 XCR 1.25" w/136" Track | |
| Polaris | 2023 | Patriot Boost Pro-RMK 850 Matryx Slash 3" w/163" Track | |
| Polaris | 2023 | Pro-RMK 850 Matryx Slash 3" w/163" Track | |
| Polaris | 2023 | RMK 850 KHAOS Matryx Slash 3" w/163" Track | |
| Polaris | 2022 | 850 PRO-RMK Matryx Slash 155 2.75in. | |
| Polaris | 2022 | 850 PRO-RMK Matryx Slash 155 3in. | |
| Polaris | 2022 | 850 PRO-RMK Matryx Slash 163 3in. | |
| Polaris | 2022 | 850 PRO-RMK Matryx Slash 165 2.75in. | |
| Polaris | 2022 | 850 RMK KHAOS Matryx Slash 163 3in. | |
| Polaris | 2022 | 850 RMK KHAOS Matryx Slash 165 2.75in. | |
| Polaris | 2020–2022 | Indy 850 Adventure 1.35" w/137" Track | |
| Polaris | 2022 | Indy 850 VR1 1.35" w/129" Track | |
| Polaris | 2022 | Indy 850 VR1 1.35" w/137" Track | |
| Polaris | 2020–2022 | Indy 850 XC 1.35" w/129" Track | |
| Polaris | 2020–2022 | Indy 850 XC 1.35" w/137" Track | |
| Polaris | 2022 | Patriot Boost RMK 850 KHAOS Matryx Slash 3" w/155" Track | |
| Polaris | 2022 | Pro-RMK 850 Matryx 1.75" w/155" Track | |
| Polaris | 2022 | Pro-RMK 850 Matryx 2.75" w/155" Track | |
| Polaris | 2022 | RMK 850 KHAOS Matryx Slash 2.75" w/155" Track | |
| Polaris | 2022 | RMK 850 KHAOS Matryx Slash 3" w/155" Track | |
| Polaris | 2022 | SwitchBack 850 XC 1.35" w/146" Track | |
| Polaris | 2022 | SwitchBack 850 XC 1.60" w/146" Track | |
| Polaris | 2021 | 850 INDY XC Launch Edition 129 | |
| Polaris | 2021 | 850 INDY XC Launch Edition 137 | |
| Polaris | 2019–2021 | 850 SwitchBack Assault 144 | |
| Polaris | 2020–2021 | SwitchBack 850 Assault 1.35" w/144" Track | |
| Polaris | 2021 | SwitchBack 850 Assault 1.60" w/144" Track | |
| Polaris | 2020–2021 | SwitchBack 850 Assault 2" w/144" Track | |
| Polaris | 2020 | SwitchBack 850 XCR 1.25" w/136" Track | |
| Polaris | 2019–2020 | 850 SKS 146 | |
| Polaris | 2019–2020 | 850 SKS 155 | Drive: 2-Stroke |
| Polaris | 2020 | Indy 850 XCR 1.75" w/128" Track | |
| Polaris | 2019–2020 | Pro-RMK 850 2.6" w/163" Track | |
| Polaris | 2020 | Pro-RMK 850 3" w/174" Track | |
| Polaris | 2020 | Pro-RMK 850 3" w/163" Track | |
| Polaris | 2020 | Pro-RMK 850 2.6" w/155" Track | |
| Polaris | 2020 | RMK 850 KHAOS 3" w/155" | |
| Polaris | 2020 | RMK 850 KHAOS 2.6" w/155" Track | |
| Polaris | 2020 | Rush 850 Pro-S 1.25" w/120" Track | |
| Polaris | 2020 | Rush 850 Pro-S 1.35" w/120" Track | |
| Polaris | 2020 | Rush 850 Pro-S 1.5" w/120" Track | |
| Polaris | 2020 | SwitchBack 850 Pro-S 1.25" w/137" Track | |
| Polaris | 2020 | SwitchBack 850 Pro-S 1.35" w/137" Track | |
| Polaris | 2020 | SwitchBack 850 Pro-S 1.50" w/137" Track | |
| Polaris | 2020 | SwitchBack 850 XCR 1.35" w/136" Track | |
| Polaris | 2020 | SwitchBack 850 XCR 1.75" w/136" Track | |
| Polaris | 2019 | 850 PRO-RMK 155 | |
| Polaris | 2019 | 850 PRO-RMK 163 3in. | |
| Polaris | 2019 | 850 PRO-RMK 174 | |
| Polaris | 2019 | 850 Rush PRO-S | |
| Polaris | 2019 | 850 SwitchBack PRO-S | |
| Polaris | 2019 | 850 SwitchBack XCR | |
| Polaris | 2019 | Rush 850 XCR 1.35" w/121" Track | |
| Polaris | 2019 | Rush 850 XCR 1.75" w/121" Track |
Please confirm fitment for your specific model year.
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