{"product_id":"wilwood-130-2479","title":"Wilwood Four-Pack Square Caliper Piston Seals, 1.250-Inch ID and 0.099-Inch Section","description":"\u003cp\u003eThis four-piece kit contains square piston seals with a 1.250-inch listed inside diameter. The 0.099-inch section and manufacturer material code 210M identify its service specification. Wilwood documents the kit for matching calipers, including the 1.25-inch DynaPro service arrangement shown in FL119. Founded in 1977 by Bill Wood, Wilwood Engineering is based in Camarillo, California. Its disc brake systems and components serve motorsport, street-performance and specialized applications. Calipers, brake rotors, master cylinders, valves, fittings and brake lines are among its products, selected according to the complete brake system’s requirements.\u003c\/p\u003e\u003ch3\u003eTechnical Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManufacturer part number: 130-2479\u003c\/li\u003e\n\u003cli\u003eService component: Caliper Square Ring Kit\u003c\/li\u003e\n\u003cli\u003eSeal profile: Square-Ring\u003c\/li\u003e\n\u003cli\u003eManufacturer-listed seal inside diameters: 1.250 inches\u003c\/li\u003e\n\u003cli\u003eListed seal thickness: 0.099 inch\u003c\/li\u003e\n\u003cli\u003eManufacturer material code: 210M\u003c\/li\u003e\n\u003cli\u003ePack quantity: 4 Pack\u003c\/li\u003e\n\u003cli\u003eSeal fluid compatibility: DOT 3, DOT 4 and DOT 5 as specified for these seals. Follow the complete caliper and vehicle fluid requirements; do not mix silicone DOT 5 with DOT 3, DOT 4 or DOT 5.1.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eVerify the installed caliper’s replacement-kit reference instead of assuming every 1.25-inch piston uses the same seal. Match the square groove and the stated ring thickness before assembly. Inspect any separate dust boots and other rubber components according to the caliper’s full parts list; they are not established by a piston-seal pack.\u003c\/p\u003e\u003cp\u003ePMB Performance has over 20 years of experience helping customers with brake and parts fitment. Share the installed component identification and relevant measurements when requesting assistance.\u003c\/p\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":67764689567922,"sku":"130-2479","price":14.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/8792\/2610\/files\/130-2479-xl.jpg?v=1792514670","url":"https:\/\/pmbperformance.com\/products\/wilwood-130-2479","provider":"PMB Performance","version":"1.0","type":"link"}