# Transit Auto K8F-100121 Front Disc Brake Kit for 1999-2004 Ford E-550 Super Duty, Ford E-550 Econoline Super Duty, Ford F-450 Super Duty & more ### Performance Overview Transit Auto offers the most comprehensive and highest-quality replacement kits on the market. Thanks to our cutting-edge AI, in-house product team, and proprietary fitment data, we are able to build and deliver the most accurate kits on the market. All our kits include the highest-quality parts on the market, sourced directly by Transit and its sub-brands. Backed by over 50 years of experience and with in-house quality assurance, every customer Transit Auto K8F-100121 is a vehicle-specific disc brake kit designed for compatible applications for 1999-2004 Ford E-550 Super Duty, E-550 Econoline Super Duty, F-450 Super Duty, F-550 Super Duty. ### Key Features - Exclusive PowerGrip™ Semi-Metallic formula provides unmatched braking power (powerful friction, extreme temperature tolerance, aggressive initial bite) while - Engineered with carbon-enhanced XCast™ (G3000) iron castings to achieve an optimal wear resistance, tensile strength and steel hardness providing unmatched - Fiber-Reinforced Multi-Layer Shim with a rubber core minimize noise, vibration, and harshness for complete quietness - 100% Precision Spin and Mill-Balanced for smoother stopping and zero vibration at any speed - Engineered with High Carbon SteelRX™ alloy (Pressure Resistant, Thermal Conductive) and dipped in an Anti-Rust Black Paint to improve durability ### Vehicle Fitment **Fitment Position:** Front **Fitment Summary:** 1999-2004 Ford E-550 Super Duty, E-550 Econoline Super Duty, F-450 Super Duty, F-550 Super Duty **Position:** Front - 2003 Ford E-550 Super Duty — Position: Front - 2002 Ford E-550 Econoline Super Duty — Position: Front - 2002-2004 Ford F-450 Super Duty — Position: Front; Fitment Precision: 4 X 4; Note: With 14.53" Diameter Rotor - 2002-2004 Ford F-550 Super Duty — Position: Front; Fitment Precision: 4 X 4; Note: With Single Rear Wheels and With 14.53" Diameter Rotor - 2001 Ford F-450 Super Duty — Position: Front; Note: With Monobeam Front Axle and With 14.53" Diameter Rotor - 2001 Ford F-550 Super Duty — Position: Front; Note: With 8 Lug Wheels and With 14.53" Diameter Rotor and 3.86" Overall Height - 2000 Ford F-450 Super Duty — Position: Front; Fitment Precision: 4 X 2; Note: With Monobeam Front Axle and With 14.53" Diameter Rotor - 2000 Ford F-550 Super Duty — Position: Front; Note: With Single Rear Wheels - 1999 Ford F-450 Super Duty — Position: Front; Fitment Precision: 2-Wheel ABS; Note: With Dual Rear Wheels and With Rear Wheel ABS and From 03/22/99 - 1999 Ford F-550 Super Duty — Position: Front; Fitment Precision: 2-Wheel ABS; Note: With Dual Rear Wheels and With Rear Wheel ABS and From 03/22/99 ### FAQ **Will this fit my vehicle?** Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase. **What part number is this?** The listed part number is K8F-100121. **Is this product designed for direct replacement?** Yes. This product is intended to match compatible vehicle applications listed in the fitment section. **Should I confirm fitment before ordering?** Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering. ### Common Searches - Disc Brake Kit for E-550 Super Duty - Disc Brake Kit for Ford E-550 Super Duty - K8F-100121 fitment - Transit Auto Disc Brake Kit - Front Disc Brake Kit - 1999 Ford E-550 Super Duty Disc Brake Kit ### Vehicle Fitment Table Year Make Model Position Fitment Precision Note 2003 Ford E-550 Super Duty Front 2002 Ford E-550 Econoline Super Duty Front 2002 Ford F-450 Super Duty Front 4 X 4 With 14.53" Diameter Rotor 2003 Ford F-450 Super Duty Front 4 X 4 With 14.53" Diameter Rotor 2004 Ford F-450 Super Duty Front 4 X 4 With 14.53" Diameter Rotor 2002 Ford F-550 Super Duty Front 4 X 4 With Single Rear Wheels and With 14.53" Diameter Rotor 2003 Ford F-550 Super Duty Front 4 X 4 With Single Rear Wheels and With 14.53" Diameter Rotor 2004 Ford F-550 Super Duty Front 4 X 4 With Single Rear Wheels and With 14.53" Diameter Rotor 2001 Ford F-450 Super Duty Front With Monobeam Front Axle and With 14.53" Diameter Rotor 2001 Ford F-550 Super Duty Front With 8 Lug Wheels and With 14.53" Diameter Rotor and 3.86" Overall Height ## Details - **Price:** 280.61 CAD - **Vendor:** Transit Auto - **Type:** Disc Brake Kit - **Tags:** 2001 Ford F-450 Super Duty, 2001 Ford F-550 Super Duty, 2002 Ford E-550 Econoline Super Duty, 2002 Ford F-450 Super Duty, 2002 Ford F-550 Super Duty, 2003 Ford E-550 Super Duty, 2003 Ford F-450 Super Duty, 2003 Ford F-550 Super Duty, 2004 Ford F-450 Super Duty, 2004 Ford F-550 Super Duty, Automotive Parts, Daily Driver, Direct Replacement, Disc Brake Kit, Disc Rotors and Semi-Metallic Brake Pads Kit, Front, K8F-100121, Transit Auto, Transit Auto K8F-100121, Vehicle Fitment ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 280.61 CAD | In stock | ## Images - Transit Auto K8F-100121 Disc Brake Kit for 1999-2004 Ford E-550 Super Duty, Ford E-550 Econoline Super Duty, Ford F-450 Super Duty & more - Front product image --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/transit-auto-k8f-100121-disc-brake-kit-for-1999-2004-ford-e-550-super-duty-ford-e-550-econoline-super-duty-ford-f-450-super-duty-and-more-front-k8f-100121) > Updated: 2026-06-03