The Pro Circuit R-304 Silencer is a compact, high-performance exhaust component designed for closed-course racing applications. Its efficient design is engineered to deliver strong performance gains while maintaining the race-focused characteristics expected from Pro Circuit components. This silencer is intended for use with compatible Pro Circuit pipes and should be installed according to the applicable exhaust configuration.
Hex-head screws secure the inlet cap, allowing the cap to be removed quickly when service or repacking is required. This convenient design helps simplify routine maintenance and makes the R-304 Silencer a practical choice for riders who regularly service their racing exhaust system. The unit is not intended for street use and is recommended for closed-course racing only.
Fitment: The Pro Circuit R-304 Silencer fits 2019-2021 Husqvarna TC 125 models, 2019-2021 KTM 125 SX models, 2019-2021 KTM 150 SX models, and the 2021 GasGas MC 125. Verify the motorcycle model year and exhaust configuration before installation. This silencer must be used with a compatible Pro Circuit pipe and is designed for the specified stock-pipe application where applicable.
Brand: Pro Circuit
Manufacturer Part Number: 1151912
Vendor Part Number: 792-2224R
Model: R-304
Application: Closed-course motorcycle racing
Features:
- Compact R-304 silencer design delivers strong performance gains
- Designed for closed-course racing use only
- Hex-head screws make inlet-cap removal quick and easy
- Simplifies silencer repacking and routine maintenance
- Must be used with a compatible Pro Circuit pipe
- Compatible with the specified stock-pipe application where applicable
- Fits select 2019-2021 Husqvarna, KTM, and GasGas 125cc and 150cc models
Fitment:
2019 Husqvarna TC 125
2019 KTM 125 SX
2019 KTM 150 SX
2020 Husqvarna TC 125
2020 KTM 125 SX
2020 KTM 150 SX
2021 Gas-Gas Mc 125
2021 Gas-Gas MC 85 19/16
2021 Husqvarna TC 125
2021 KTM 125 SX
2021 KTM 150 SX
2022 Gas-Gas Mc 125
2022 Gas-Gas MC 85 19/16
2022 Husqvarna TC 125
2022 KTM 125 SX
2022 KTM 150 SX
2023 Gas-Gas Mc 125
2023 Gas-Gas MC 85 17/14
2023 Gas-Gas MC 85 19/16