The Hot Rods HR00166 Countershaft Seal Kit is designed to help restore reliable sealing at the countershaft on select KTM, Husqvarna, and GasGas off-road motorcycles. This replacement kit supports proper oil retention and helps prevent contaminants from entering the countershaft area, making it a practical choice for engine service, drivetrain maintenance, or a complete rebuild.
Manufactured by Hot Rods and identified by manufacturer part number HR00166 and vendor part number HR00166, this seal kit is built for application-specific fitment on select 85cc and 65cc two-stroke models. It is compatible with the 2020 Husqvarna TC 85 in 17/14 and 19/16 configurations, the 2020 and 2021 KTM 85 SX in 17/14 configuration, and the 2021 Husqvarna TC 65. Fitment also includes the 2021 and 2022 Husqvarna TC 85 in 17/14 and 19/16 configurations, plus the 2022 GasGas MC 85 in 19/16 configuration.
Use the Hot Rods HR00166 Countershaft Seal Kit when replacing worn, leaking, or damaged countershaft sealing components. Confirm the motorcycle year, model, wheel configuration, and engine application before installation to ensure proper fitment. The kit is intended as a direct service replacement for the listed applications and is suited to professional technicians, race mechanics, and motorcycle owners performing routine maintenance.
Features:
- Brand: Hot Rods
- Product Type: Countershaft seal kit
- Manufacturer Part Number: HR00166
- Vendor Part Number: HR00166
- Application: Select KTM, Husqvarna, and GasGas off-road motorcycles
- Fitment: 2020 Husqvarna TC 85 17/14 and 19/16
- Fitment: 2020 KTM 85 SX 17/14
- Fitment: 2021 KTM 85 SX 17/14
- Fitment: 2021 Husqvarna TC 65
- Fitment: 2021 Husqvarna TC 85 17/14 and 19/16
- Fitment: 2022 GasGas MC 85 19/16
- Fitment: 2022 Husqvarna TC 85 17/14 and 19/16
- Function: Helps retain transmission oil and limit contamination at the countershaft
- Service Use: Suitable for maintenance, repair, and engine rebuild applications
Fitment:
2020 Husqvarna TC 85 (17/14)
2020 Husqvarna TC 85 (19/16)
2020 KTM 85 SX (17/14)
2021 Husqvarna TC 65
2021 Husqvarna TC 85 (17/14)
2021 Husqvarna TC 85 (19/16)
2021 KTM 85 SX (17/14)
2022 Gas-Gas MC 85 17/14
2022 Gas-Gas MC 85 19/16
2022 Husqvarna TC 85 (17/14)
2022 Husqvarna TC 85 (19/16)
2022 KTM 85 SX (17/14)
2022 KTM 85 SX (19/16)
2023 Gas-Gas MC 85 17/14
2023 Gas-Gas MC 85 19/16
2023 Husqvarna TC 85 (17/14)
2023 Husqvarna TC 85 (19/16)
2023 KTM 85 SX (17/14)
2023 KTM 85 SX (19/16)
2024 Gas-Gas MC 85 17/14
2024 Gas-Gas MC 85 19/16
2024 Husqvarna TC 85 (17/14)
2024 Husqvarna TC 85 (19/16)
2024 KTM 85 SX (17/14)
2024 KTM 85 SX (19/16)