{"product_id":"dynamite-friction-830-40121l-disc-brake-rotor-rear-left","title":"Dynamite Friction 830-40121L Disc Brake Rotor - Rear Left","description":"\u003ch2\u003eHigh-Performance Brake Rotor for Ram 1500\u003c\/h2\u003e\u003cp\u003eThe Dynamite Friction DFC Geoperformance Rotor - Drilled and Slotted (part number 830-40121L) is engineered to provide reliable braking performance for Ram 1500 trucks. Designed with precision, this disc brake rotor combines durability and enhanced heat dissipation to support demanding driving conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Ram 1500 models\u003c\/li\u003e\n\u003cli\u003eDirectional drilled and slotted surface for improved brake pad bite and heat management\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 22 mm with a discard thickness of 20.4 mm\u003c\/li\u003e\n\u003cli\u003eRust-resistant coating for extended rotor life\u003c\/li\u003e\n\u003cli\u003eGeospec silver grey hat finish for corrosion resistance and aesthetic appeal\u003c\/li\u003e\n\u003cli\u003eSix bolt holes with a 17 mm diameter and 139.7 mm bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eOutside diameter of 375 mm and height of 53.44 mm\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter of 78.42 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the DFC Geoperformance Rotor - Drilled and Slotted Line\u003c\/h2\u003e\u003cp\u003eThe DFC Geoperformance Rotor - Drilled and Slotted line by Dynamite Friction focuses on rotors designed to optimize braking efficiency through directional drilled and slotted surfaces. This design helps reduce brake fade by improving heat dissipation and removing debris from the brake pad surface. The rotors also feature a rust-resistant coating and a Geospec silver grey hat finish, enhancing durability and corrosion resistance for extended service life.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Dynamite Friction disc brake rotor (part number 830-40121L) is specifically manufactured for Ram 1500 trucks, ensuring precise fitment and reliable performance. The rotor’s directional drilled and slotted surface improves braking response by allowing gases and dust to escape, reducing pad glazing and maintaining consistent friction. With a nominal thickness of 22 mm and a discard thickness of 20.4 mm, this rotor maintains structural integrity under heavy braking. The rust-resistant coating and Geospec silver grey hat finish protect against corrosion, which is critical for vehicles exposed to harsh environments.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors on Ram 1500\u003c\/li\u003e\n\u003cli\u003eImproves braking performance under heavy load or towing conditions\u003c\/li\u003e\n\u003cli\u003eReduces brake fade during extended downhill driving\u003c\/li\u003e\n\u003cli\u003eAddresses rotor corrosion and surface rust issues\u003c\/li\u003e\n\u003cli\u003eEnhances brake pad life by maintaining cleaner contact surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the rotor surface is clean and free of oil or debris before installation. Verify the rotor thickness is within specifications before mounting. Use proper torque settings on the six lug bolts to avoid rotor warping. It is recommended to replace brake pads when installing new rotors to ensure optimal braking performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDynamite Friction manufactures the 830-40121L rotor to meet strict quality standards for fitment and performance on Ram 1500 trucks. The rust-resistant coating and durable finishes contribute to long service life. Please refer to Dynamite Friction’s warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Dynamite Friction","offers":[{"title":"Default Title","offer_id":51801079972021,"sku":"HBHR-830-40121L","price":163.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DF_83040121L_Fro.jpg?v=1774642321","url":"https:\/\/www.partcatalog.com\/products\/dynamite-friction-830-40121l-disc-brake-rotor-rear-left","provider":"PartCatalog","version":"1.0","type":"link"}