🔧 Legacy - Front Brake Pads & Rotor Replacement

You’ll remove the front wheels, take off the caliper and bracket, replace the rotors, then install new brake pads and reassemble with the correct torque. This restores braking performance and prevents vibration/pulsation from worn or warped rotors.

Difficulty Level: Intermediate | Estimated Time: 2-4 hours

Assumption: stock front brakes; common Legacy front hardware and torque specs.

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⚠️ Safety & Precautions

• ⚠️ Work on level ground and support the car with jack stands; never rely on a jack alone.
• ⚠️ Brake dust and cleaner are irritating; wear safety glasses and gloves.
• ⚠️ Do not let the brake caliper hang by the rubber hose; support it with a hook/strap.
• ⚠️ Keep grease off pad friction surfaces and rotor faces.
• ⚠️ After assembly, pump the brake pedal before driving; the first press may go to the floor.
• ℹ️ Battery disconnect is not required for this repair.

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🔧 Required Tools

You'll need the following tools for this repair:

• Floor jack (rated 3-ton minimum)
• Jack stands (rated 3-ton minimum)
• Wheel chocks
• 19mm socket
• 14mm socket
• 17mm socket
• 3/8" ratchet
• 1/2" breaker bar
• Torque wrench (20-150 ft-lbs range)
• Flathead screwdriver
• C-clamp (6")
• Brake caliper hanger hook
• Wire brush
• Rubber mallet
• M8 x 1.25 bolts (pair, 25-40mm long)
• Shop towels
• Safety glasses
• Nitrile gloves

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Front brake pad set - Qty: 1
• Front brake rotors - Qty: 2
• Front brake hardware kit (abutment clips) - Qty: 1
• Brake caliper grease (silicone) - Qty: 1
• Brake cleaner spray - Qty: 1-2 cans
• Blue threadlocker - Qty: 1
• DOT 3 brake fluid - Qty: 1 quart
• Anti-seize compound - Qty: 1

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📋 Before You Begin

• Park on level ground, shift to Park, and set the parking brake.
• Place wheel chocks behind the rear wheels.
• Crack the front lug nuts loose with a 19mm socket and breaker bar before lifting.
• Open the hood and check the brake fluid level. If it’s near MAX, siphon a little out so it won’t overflow when you compress the pistons.
• Turn the steering wheel to give yourself more room (left side: turn wheel right; right side: turn wheel left).

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Lift and remove the front wheels

• Use a floor jack on the front center jack point and raise the front.
• Place jack stands under the front pinch welds/subframe points and lower onto stands.
• Remove lug nuts with a 19mm socket and ratchet, then remove the wheel.

Step 2: Remove the brake caliper (do not disconnect the hose)

• Locate the two caliper slide pin bolts on the back of the caliper.
• Remove them using a 14mm socket and ratchet.
• Lift the caliper off the bracket. Hang it using a brake caliper hanger hook.
• If it’s stuck, wiggle gently—don’t pry the hose.
• Torque on install: Torque to 27 Nm (20 ft-lbs)

Step 3: Remove old pads and hardware clips

• Slide the pads out of the bracket by hand. Use a flathead screwdriver if needed.
• Remove the stainless abutment clips from the bracket.
• Clean the pad “tracks” (where clips sit) using a wire brush and shop towels.

Step 4: Remove the caliper bracket

• Remove the two large bracket bolts on the back of the knuckle using a 17mm socket and breaker bar.
• Set the bracket on the ground.
• Torque on install: Torque to 114 Nm (84 ft-lbs)

Step 5: Remove the rotor

• If the rotor is rust-stuck, thread the two M8 x 1.25 bolts into the rotor’s push-off holes.
• Tighten the bolts evenly using a ratchet until the rotor pops loose.
• If needed, tap the rotor hat with a rubber mallet to break rust.

Step 6: Clean the hub surface

• Clean the wheel hub face with a wire brush until it’s smooth and flat.
• Spray and wipe with brake cleaner spray and shop towels.
• Apply a very thin film of anti-seize compound to the hub face (not the wheel studs).

Step 7: Install the new rotor

• Clean both rotor faces with brake cleaner spray and shop towels (new rotors ship with protective oil).
• Place the rotor onto the hub.
• Hold it in place by threading on one lug nut by hand (use the wheel’s lug nut) to keep it seated.

Step 8: Reinstall the caliper bracket with new hardware clips

• Install the new abutment clips from the front brake hardware kit into the bracket.
• Reinstall the bracket bolts using a 17mm socket and ratchet.
• Add a small amount of blue threadlocker to clean bolt threads (one small stripe).
• Tighten with a torque wrench: Torque to 114 Nm (84 ft-lbs)

Step 9: Compress the caliper piston

• Place an old pad against the piston face, then use a C-clamp (6") to slowly push the piston back in.
• A C-clamp is a screw clamp that presses the piston in evenly.
• Go slow and watch the brake fluid reservoir level while compressing.

Step 10: Install new pads (with proper grease placement)

• Apply a thin layer of brake caliper grease (silicone) to the pad ears (the small metal “tabs” that slide in the clips).
• Do not get grease on the pad friction material or rotor.
• Install the inner and outer pads into the bracket.

Step 11: Reinstall the caliper

• Remove the holding lug nut and ensure the rotor is fully seated.
• Set the caliper over the new pads.
• Install caliper slide bolts using a 14mm socket.
• Tighten with a torque wrench: Torque to 27 Nm (20 ft-lbs)

Step 12: Reinstall wheel and torque lug nuts

• Install the wheel and hand-thread lug nuts.
• Snug lug nuts in a star pattern using a 19mm socket.
• Lower the car and final-torque with a torque wrench: Torque to 120 Nm (89 ft-lbs)

Step 13: Repeat on the other front side

• Repeat Steps 1-12 for the other front wheel.
• Always replace pads and rotors in pairs.

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✅ After Repair

• With the engine off, pump the brake pedal 10-15 times until it feels firm.
• Check brake fluid level and top off with DOT 3 brake fluid if needed.
• Start the engine and confirm the pedal stays firm.
• Test drive at low speed first. Confirm no pulling, grinding, or warning lights.
• Pad bedding (recommended): make 8-10 smooth stops from ~40 mph to 10 mph, with light-to-medium pressure, allowing a little cooling time between stops.
• Recheck lug nut torque after 25-50 miles using a torque wrench: Torque to 120 Nm (89 ft-lbs)

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💰 DIY vs Shop Cost

Shop Cost: $450-$850 (parts + labor)

DIY Cost: $180-$420 (parts only)

You Save: $270-$430 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 2-3 hours.

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🎯 Ready to get started?

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