🔧 F-250 Super Duty - Rear Brake Pad Replacement

You’ll remove the rear caliper (the clamp that squeezes the brake pads), swap the old pads for new ones, then push the caliper piston back in so everything fits. This restores safe braking and prevents metal-to-metal damage.

Difficulty Level: Intermediate | Estimated Time: 1.5-3.0 hours

Assumption: rear disc brakes with single-piston sliding calipers (most common).

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⚠️ Safety & Precautions

• 🧯 Work on level ground; chock the front wheels before lifting the rear.
• 🧤 Support your F-250 with 6-ton jack stands; never rely on a floor jack alone.
• 🔥 Brakes get extremely hot; let everything cool before touching the rotor/caliper.
• 🛑 Do not press the brake pedal with a caliper removed.
• 🧪 Brake fluid can damage paint; wipe spills immediately.
• 🔋 Battery disconnect is not required for rear pad replacement on your F-250.

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🔧 Required Tools

You'll need the following tools for this repair:

• Floor jack (rated 3-ton minimum)
• 6-ton jack stands
• Wheel chocks
• 21mm socket
• 1/2" drive breaker bar
• 1/2" drive torque wrench (30-250 ft-lbs range)
• Ratchet (3/8" drive)
• Socket set (13mm, 15mm, 18mm, 21mm)
• Box-end wrench set (13mm, 15mm, 18mm)
• C-clamp brake piston compressor (specialty)
• Flathead screwdriver
• Small wire brush
• Bungee cord
• Brake cleaner spray
• Nitrile gloves
• Safety glasses

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Rear brake pad set - Qty: 1
• Rear brake hardware kit (abutment clips/shims) - Qty: 1
• Silicone brake lubricant - Qty: 1
• Brake cleaner - Qty: 1

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📋 Before You Begin

• 🧭 Park on a level surface, shift to P, and set the parking brake.
• 🧱 Place wheel chocks in front of both front tires.
• 🧰 Loosen the rear lug nuts 1/2 turn using a 21mm socket and breaker bar before lifting.
• 🧴 Open the hood and loosen the brake fluid cap (do not remove fully). This helps the piston push back easier.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Lift and secure the rear

• Use a floor jack (rated 3-ton minimum) to lift the rear axle housing.
• Place 6-ton jack stands under the axle tubes and lower onto the stands.
• Give the truck a firm shake to confirm it’s stable.

Step 2: Remove the rear wheels

• Remove all lug nuts using a 21mm socket and ratchet.
• Remove both rear wheels and set them aside.

Step 3: Locate the rear caliper and inspect

• Look at the caliper (the “clamp” over the rotor) and note how the pads sit in the bracket.
• Check the rotor surface for deep grooves or cracks. Bad rotors ruin new pads fast.

Step 4: Remove the caliper slide pin bolts

• Use a 13mm or 15mm socket with a ratchet (3/8" drive) to remove the two caliper slide pin bolts (bolt size can vary by caliper).
• If the slide pin spins, hold it with a box-end wrench (13mm or 15mm) while loosening the bolt.
• Slide pins are the guide rods that let the caliper move.

Step 5: Support the caliper (do not hang it)

• Lift the caliper off the bracket.
• Hang it from the suspension using a bungee cord so the brake hose is not stretched or twisted.

Step 6: Remove the old pads and hardware

• Pull the pads out of the bracket by hand; use a flathead screwdriver gently if they’re stuck.
• Remove the stainless hardware/abutment clips from the bracket.
• Clean the pad “landing” areas on the bracket using brake cleaner spray and a small wire brush.

Step 7: Compress the caliper piston

• Place one old pad against the piston face.
• Use a C-clamp brake piston compressor (specialty) to slowly push the piston fully back into the caliper.
• Check the brake fluid reservoir as you compress; if it rises near the top, remove some fluid before it overflows.

Step 8: Install new hardware and lubricate contact points

• Install the new abutment clips from the rear brake hardware kit into the bracket.
• Apply a thin film of silicone brake lubricant to the pad ears where they touch the clips (metal-to-metal contact points only).
• Do not get lubricant on pad friction material or rotor surfaces.

Step 9: Install the new rear pads

• Slide the new pads into the bracket in the same orientation as the originals.
• Make sure they move freely in the clips (not jammed).

Step 10: Reinstall the caliper

• Lower the caliper over the new pads.
• Reinstall the slide pin bolts using a 13mm or 15mm socket and ratchet (3/8" drive).
• Torque to 35 Nm (26 ft-lbs) for rear caliper slide pin bolts.

Step 11: If you removed the caliper bracket (only if needed)

• If pads won’t come out without bracket removal, remove the bracket bolts using an 18mm socket and 1/2" drive breaker bar.
• Reinstall bracket bolts using an 18mm socket and a 1/2" drive torque wrench.
• Torque to 225 Nm (166 ft-lbs) for rear caliper bracket bolts.

Step 12: Reinstall wheels and torque lug nuts

• Put the wheels back on and hand-thread all lug nuts.
• Snug lug nuts in a star pattern using a 21mm socket and ratchet (3/8" drive).
• Lower the truck using the floor jack (rated 3-ton minimum).
• Torque lug nuts in a star pattern using a 1/2" drive torque wrench and 21mm socket.
• Torque to 224 Nm (165 ft-lbs) for wheel lug nuts.

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✅ After Repair

• 🦶 Pump the brake pedal 10-15 times until it feels firm (this seats the pistons against the new pads).
• 🧴 Recheck brake fluid level and reinstall the reservoir cap.
• 🔍 Check for brake fluid leaks around the calipers and hoses.
• 🚗 Road test at low speed first; confirm normal braking and no pulling.
• 🛣️ Bedding-in (break-in): make 6-10 moderate stops from 30 to 5 mph, letting brakes cool 30-60 seconds between stops.

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💰 DIY vs Shop Cost

Shop Cost: $300-$650 (parts + labor)

DIY Cost: $60-$220 (parts only)

You Save: $240-$430 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 1.5-3.0 hours.

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🎯 Ready to get started?

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