{"product_id":"pro-circuit-r-304-silencer-for-ktm-85-sx-and-husqvarna-tc-85-part-number-1161985","title":"Pro Circuit R-304 Silencer for KTM 85 SX and Husqvarna TC 85, Part Number 1161985","description":"The compact design of the R-304 Silencer offers optimum performance gains and is recommended for closed-course racing only. Hex head screws are used to secure the inlet cap and can be removed easily for quick re-packing of the silencer.\n\u003cp\u003eThe Pro Circuit R-304 Silencer is a compact, performance-focused exhaust component designed for select KTM, Husqvarna, and GasGas 85cc motocross motorcycles. Part number 1161985 is engineered to deliver strong performance gains while maintaining the lightweight, compact design expected for closed-course racing applications. This silencer is intended for closed-course use only and is not designed for public-road operation.\u003c\/p\u003e\u003cp\u003eThe R-304 uses hex-head screws to secure the inlet cap, making removal quick and straightforward when the silencer requires repacking or service. This service-friendly design helps reduce maintenance time between races and supports efficient exhaust system upkeep. The silencer must be used with the applicable Pro Circuit pipe or the specified stock pipe configuration for proper fitment and performance.\u003c\/p\u003e\u003cp\u003eFitment includes the 2018–2021 KTM 85 SX in 17\/14 configuration, the 2018–2021 Husqvarna TC 85 in 17\/14 configuration, and the 2021–2022 GasGas MC 85 in 19\/16 configuration. Verify the motorcycle model, wheel configuration, and exhaust pipe setup before installation. The Pro Circuit brand and manufacturer part number 1161985 provide reliable identification when ordering replacement or competition exhaust components.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompact R-304 design provides strong performance gains for closed-course racing.\u003c\/li\u003e\n\u003cli\u003eDesigned for closed-course racing use only.\u003c\/li\u003e\n\u003cli\u003eHex-head screws secure the inlet cap for quick removal.\u003c\/li\u003e\n\u003cli\u003eService-friendly construction simplifies silencer repacking.\u003c\/li\u003e\n\u003cli\u003eMust be used with the applicable Pro Circuit pipe.\u003c\/li\u003e\n\u003cli\u003eCompatible with the specified stock pipe configuration.\u003c\/li\u003e\n\u003cli\u003eFits select 2018–2021 KTM 85 SX and Husqvarna TC 85 models, plus 2021–2022 GasGas MC 85 models.\u003c\/li\u003e\n\u003cli\u003eBrand: Pro Circuit.\u003c\/li\u003e\n\u003cli\u003eManufacturer part number: 1161985.\u003c\/li\u003e\n\u003cli\u003eVendor part number: 1161985.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2018 Husqvarna TC 85 (17\/14)\u003cbr\u003e\n2018 KTM 85 SX (17\/14)\u003cbr\u003e\n2019 Husqvarna TC 85 (17\/14)\u003cbr\u003e\n2019 Husqvarna TC 85 (19\/16)\u003cbr\u003e\n2019 KTM 85 SX (17\/14)\u003cbr\u003e\n2020 Husqvarna TC 85 (17\/14)\u003cbr\u003e\n2020 Husqvarna TC 85 (19\/16)\u003cbr\u003e\n2020 KTM 85 SX (17\/14)\u003cbr\u003e\n2021 Gas-Gas Mc 65\u003cbr\u003e\n2021 Gas-Gas MC 85 19\/16\u003cbr\u003e\n2021 Husqvarna TC 85 (17\/14)\u003cbr\u003e\n2021 Husqvarna TC 85 (19\/16)\u003cbr\u003e\n2021 KTM 85 SX (17\/14)\u003cbr\u003e\n2022 Gas-Gas Mc 65\u003cbr\u003e\n2022 Gas-Gas MC 85 19\/16\u003cbr\u003e\n2022 Husqvarna TC 85 (17\/14)\u003cbr\u003e\n2022 Husqvarna TC 85 (19\/16)\u003cbr\u003e\n2022 KTM 85 SX (17\/14)\u003cbr\u003e\n2023 Gas-Gas Mc 65\u003cbr\u003e\n2023 Gas-Gas MC 85 17\/14\u003cbr\u003e\n2023 Gas-Gas MC 85 19\/16\u003cbr\u003e\n2023 Husqvarna TC 85 (17\/14)\u003cbr\u003e\n2023 Husqvarna TC 85 (19\/16)\u003cbr\u003e\n2023 KTM 85 SX (17\/14)\u003cbr\u003e\n2024 Gas-Gas MC 85 17\/14\u003cbr\u003e\n2024 Gas-Gas MC 85 19\/16\u003cbr\u003e\n2024 Husqvarna TC 85 (17\/14)\u003cbr\u003e\n2024 Husqvarna TC 85 (19\/16)\u003cbr\u003e\n2024 KTM 85 SX (17\/14)","brand":"PRO CIRCUIT","offers":[{"title":"Default Title","offer_id":67556630724843,"sku":"792-2223R","price":184.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/e72d-5dddb22b9e5ae.jpg?v=1790749809","url":"https:\/\/ctracingservices.com\/products\/pro-circuit-r-304-silencer-for-ktm-85-sx-and-husqvarna-tc-85-part-number-1161985","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}