1999-2006 Ford Excursion Brake Upgrade Options

By Core Brake Parts Tech Team — Circleville, OH warehouse

The 1999-2006 Ford Excursion is one of the heaviest passenger SUVs Ford ever built, and the brake system is the part most owners notice first once the truck is loaded or towing. A real upgrade on this platform means three things: a pad compound rated for load and heat, a rotor that sheds gas and heat instead of glazing, and hoses that do not swell when the pedal gets hard.

Below is what actually changes the pedal on an Excursion, what each option is engineered to do according to the manufacturers' own technical pages, and what to replace at the same time so the upgrade holds up.

What you are actually upgrading on a heavy SUV

The Excursion uses disc brakes at all four corners - our fitment data for this truck lists both front and rear rotor and pad applications, which is why rear pad and rotor sets exist for it at all. That matters because the rear axle on a four-wheel-disc truck does real work under load, and an owner who upgrades only the front ends up with a truck that stops harder but noses over more.

Three things limit braking on a loaded Excursion:

• Pad friction and heat tolerance. An organic or entry-level pad sized for a light SUV will fade when it is asked to hold weight down a grade repeatedly.
• Rotor heat management. EBC notes that rotor face temperatures "can shoot up to well over 1000 degrees at the very heart of the brake pad during heavy braking." Heat that does not leave the rotor goes into the pad and then into the fluid.
• Hydraulic stiffness. Flexible rubber hoses expand under pressure. On a truck with long hose runs, that expansion is felt as a soft, travelling pedal.

One caution before you order hardware: this generation of Excursion was sold with more than one engine and more than one brake booster arrangement. Confirm which booster and master cylinder your specific truck has before buying either of those parts, and torque every fastener to the value in the factory service manual for your model year.

Pads: matching the compound to how the truck is used

EBC's own truck and SUV guidance splits its light-truck pads into three tiers, and the split maps cleanly onto how people actually use an Excursion.

The useful distinction here is heat threshold, not raw grip. A pad that is fine for an unloaded Excursion around town can still glaze when the same truck holds a trailer down a long grade, because the pad never gets a chance to cool between applications. EBC describes all three of these truck ranges as British-made, copper-free and shimmed, with a fast brake-in coating so they work from the first stop rather than needing to be heated up first - which is what separates a street truck pad from a race compound.

For the heaviest use, EBC is direct about where Extra Duty sits: "These pads have more bite than just about anything you will find, and provide powerful stopping power for oversized tire setups and lifted trucks, as well as trailing and towing machines." If your Excursion tows regularly or wears oversized tires, that is the tier to start from.

For this truck we stock the EBC Extra Duty front pad set ED91308 and the matching Extra Duty rear pad set ED91603, plus the Yellowstuff front pads DP41308R and Yellowstuff rear pads DP41603R if you want the sportier compound. The wider range sits on the brake pads page.

Rotors: slotted, dimpled or blade-slotted

The EBC rotor families that fit this truck are built to handle gas and heat rather than to look aggressive. The two street ranges differ mainly in slot width, and a third pattern, the BSD, uses blade-shaped overlapping slots instead.

EBC makes one point worth repeating for heavy trucks: the dimples on the GD series exist specifically so the rotor does not need cross-drilled holes, because through drilling "has been shown to promote rotor cracks." On a vehicle carrying this much weight, a rotor with a cracking risk is the wrong trade. EBC also states the dimples "draw cool air under the brake pad and rotor interface," and that its GD series is now in its third generation.

Front options for the Excursion include the USR7083 fine-slotted front rotor set, the GD7083 3GD sport slotted front set and the BSD7083 V-slot front rotors, which use the blade-shaped overlapping slot pattern rather than a straight slot. At the rear, the GD7189 sport slotted rear rotor set keeps the rear axle matched to the front. More applications are on the brake rotors page.

Hoses and fluid: the cheap half of the upgrade

If the pedal still feels long and spongy after new pads and rotors, the hoses and the fluid are usually why. Braided stainless hose replaces the expanding rubber section at each corner with a hose that resists swelling, so more of your pedal effort reaches the caliper piston instead of stretching a hose. That effect is most noticeable on a heavy vehicle with long line runs, and it becomes a fitment issue on a lifted Excursion, where stock-length hoses can be pulled tight at full suspension droop.

For lifted trucks we carry the Russell stainless braided brake line kit 696490, listed for 1999-2006 Excursion 4WD running a 4 inch to 5.5 inch lift. Fitment on that kit is specific: it assumes both rear calipers are mounted behind the rear axle, so check yours before ordering. Other applications are on the brake lines page.

Fluid is the other half. Ford's own guidance is to check the owner guide for the correct specification before topping up, that DOT 5 "should never be added to vehicles that specify DOT 3 or 4 fluid, as brake system damage can occur," and that you should have the brakes inspected if the level keeps dropping or the fluid has gone dark. Ford also notes DOT 4 "boils at a higher temperature," which matters on long grades, but only use it if your owner guide permits it for your truck. Clean the reservoir and cap before opening them so grit and water do not get in.

What to replace at the same time, and how hard the job is

Pads and rotors together on an Excursion is a straightforward bolt-off job for anyone who has done brakes before, with two caveats: the parts are heavy, and the fasteners on a truck this old are often corroded. Plan for penetrating oil, a breaker bar, and a jack and stands rated well above what a normal car needs.

• Hardware and clips. Reusing tired abutment clips and slide pin boots is the most common cause of a new pad wearing unevenly. Fresh brake hardware kits are inexpensive insurance.
• Caliper condition. A seized slide pin or a piston that will not retract smoothly will cook a new pad. Inspect before you reassemble, and look at brake calipers if one has been dragging.
• Flush the fluid. If you are opening the system for hoses anyway, flush it. Old fluid absorbs moisture and lowers the boiling point exactly when you need it most.
• Bed the pads in properly. Follow the bed-in procedure printed in the pad box for the compound you bought. Skipping it is why new pads sometimes squeal or feel weak for the first week.
• Check the brake lights. NHTSA's recall database lists campaign 11V352000 for this vehicle, covering a multi-function switch that can stop the turn signals, tail lights, hazards and brake lights from activating. Stopping power does not help if the driver behind you never sees it. Look up your VIN on the NHTSA recall site to see whether the work was done.

Torque caliper bracket bolts, caliper guide bolts and lug nuts to the values in the factory service manual for your model year, and confirm a firm pedal before the truck moves.

Frequently Asked Questions

Will slotted rotors wear my pads out faster?

These are street ranges, not grooved race discs. EBC states the GD wide aperture slots "help maintain even pad wear, run cooler, and expel dirt, mud, water, and dust from the braking area." Slot width is the trade-off: the wide GD slots move more dirt and air, the finer USR slots run quieter.

Do I need Extra Duty pads if I only tow a few times a year?

Not necessarily. EBC positions Yellowstuff as having similar bite to its entry sport compound but a higher heat threshold, which suits mixed duty. Extra Duty is aimed specifically at regular towing, heavy loads, lifted suspension and oversized tires.

Can I upgrade the front only?

You can, but on a four-wheel-disc truck this heavy it is a compromise. Matching front and rear compounds keeps the balance the truck was designed around and stops the rear from lagging behind when the vehicle is loaded.

Why is my pedal still soft after new pads and rotors?

Pads and rotors change how hard the truck stops, not how firm the pedal feels. A long or spongy pedal usually points to air in the system, old fluid, or expanding rubber hoses - which is why braided line kits exist.

Are braided brake lines legal on the street?

Kits sold as street legal are built to meet DOT requirements for street-driven vehicles. Buy a kit that states this and that is listed for your exact lift height and caliper mounting arrangement, rather than adapting a generic set.

Should I switch to DOT 4 fluid for towing?

Only if your owner guide allows it. Ford notes that DOT 4 boils at a higher temperature, which helps under heavy braking, but also warns that DOT 5 must never go into a system specifying DOT 3 or DOT 4. Check the guide for your model year first.

Sources

1. EBC Brakes - What are the best brake pads for my truck or SUV - positioning of Greenstuff Elite, Yellowstuff and ED+, copper-free shimmed construction, brake-in coating
2. EBC Brakes - brake upgrades for heavy-load and towing vehicles - which pad ranges the maker points at towing, heavy loads and lifted trucks
3. EBC Brakes - GD sport rotors - wide aperture slots, dimples instead of cross drilling, corrosion finish, rotor temperature statement
4. NHTSA recall database - 2005 Ford Excursion - campaign 11V352000, multi-function switch affecting brake lights
5. Ford - How to add brake fluid - DOT 3, 4 and 5 guidance, the DOT 5 warning, dark or dropping fluid