{"product_id":"dynamite-friction-631-74022l-disc-brake-rotor-rear-left","title":"Dynamite Friction 631-74022L Disc Brake Rotor - Rear Left","description":"\u003ch2\u003eOverview of the DFC Brake Rotor - Drilled and Slotted - Silver\u003c\/h2\u003e\u003cp\u003eThe Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-74022L) is engineered for Audi and Volkswagen vehicles, including Golf, Jetta, R32, and TT Quattro models. This vented disc brake rotor features a directional, slotted, and drilled surface designed to enhance braking performance and heat dissipation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNominal thickness: 22 mm with a discard thickness of 20 mm\u003c\/li\u003e\n\u003cli\u003eVented rotor design for improved cooling\u003c\/li\u003e\n\u003cli\u003eDirectional slotted and drilled surface for debris removal and heat management\u003c\/li\u003e\n\u003cli\u003eRust-resistant zinc silver hat finish with plain disc finish\u003c\/li\u003e\n\u003cli\u003e5 bolt holes with a 100 mm bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eOverall height and height: 36.4 mm\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 256 mm\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter: 65 mm\u003c\/li\u003e\n\u003cli\u003eStud\/lug hole diameter: 15.8 mm, quantity: 5\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetails on the DFC Brake Rotor - Drilled and Slotted - Silver Line\u003c\/h2\u003e\u003cp\u003eThe DFC Brake Rotor - Drilled and Slotted - Silver line by Dynamite Friction focuses on rotors that combine drilled holes and slots on the braking surface. This design helps maintain consistent braking by allowing gases, dust, and water to escape, reducing brake fade and improving overall rotor cooling. The zinc silver coating on the rotor hat provides corrosion resistance, extending the rotor's service life, especially in environments prone to rust.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Compatibility\u003c\/h2\u003e\u003cp\u003eThis disc brake rotor is vented, which means it has internal vanes between the two friction surfaces to improve airflow and heat dissipation during braking. The rotor’s directional surface pattern, featuring both drilled holes and slots, is optimized for Audi and Volkswagen vehicles such as the Golf, Jetta, R32, and TT Quattro. The rotor measures 256 mm in outside diameter and 36.4 mm in height, with a nominal thickness of 22 mm and a discard thickness of 20 mm, ensuring it meets OEM specifications for safe replacement.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReduces brake fade caused by overheating during aggressive driving or towing\u003c\/li\u003e\n\u003cli\u003eImproves wet weather braking by channeling water away from the rotor surface\u003c\/li\u003e\n\u003cli\u003eHelps prevent brake dust buildup for cleaner braking components\u003c\/li\u003e\n\u003cli\u003eAddresses rotor corrosion issues with rust-resistant zinc silver coating\u003c\/li\u003e\n\u003cli\u003eMaintains braking performance on Audi Golf, Jetta, R32, and TT Quattro models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the rotor is installed on compatible vehicles with a 5-lug bolt pattern and 100 mm bolt circle diameter. Verify the rotor thickness before installation; replace if below the discard thickness of 20 mm. Properly torque lug nuts to manufacturer specifications to avoid rotor warping. It is recommended to inspect brake pads and hardware during rotor replacement for optimal braking system performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDynamite Friction manufactures this rotor to meet or exceed OEM standards for fit, form, and function. The rust-resistant coating and vented design contribute to durability and consistent braking performance. Please consult product documentation or contact the manufacturer for warranty details specific to part number 631-74022L.\u003c\/p\u003e","brand":"Dynamite Friction","offers":[{"title":"Default Title","offer_id":51795669549237,"sku":"HBHR-631-74022L","price":67.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DF_63174022L_Fro.jpg?v=1774641727","url":"https:\/\/www.partcatalog.com\/products\/dynamite-friction-631-74022l-disc-brake-rotor-rear-left","provider":"PartCatalog","version":"1.0","type":"link"}