🔧 Outback - Rear Brake Pad Replacement

You’ll be removing the rear wheels, swinging the rear brake calipers out of the way, swapping the pads and hardware, then reassembling and torquing everything correctly. This restores braking performance and prevents metal-to-metal damage when pads get thin.

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

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⚠️ Safety & Precautions

• ⚠️ Work on level ground and chock the front wheels before lifting the rear.
• ⚠️ Do not use the parking brake while working; your Outback uses a mechanical parking brake system at the rear.
• ⚠️ Support the vehicle with jack stands; never rely on a floor jack alone.
• ⚠️ Brake dust is harmful—wear a dust mask and use brake cleaner, not compressed air.
• ⚠️ Keep brake fluid off paint; it removes paint quickly.
• 🔋 Battery disconnect is not required for this job.

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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
• Breaker bar 1/2"
• Torque wrench 3/8" (10-100 ft-lbs range)
• Torque wrench 1/2" (50-150 ft-lbs range)
• 14mm socket
• 17mm socket
• Ratchet 3/8"
• Flathead screwdriver
• C-clamp (6-inch) or brake caliper piston compressor (specialty)
• Small wire brush
• Bungee cord
• Brake parts cleaner
• Nitrile gloves
• Safety glasses
• Dust mask

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Rear brake pad set - Qty: 1
• Rear brake pad hardware kit (abutment clips) - Qty: 1
• Brake caliper grease (silicone) - Qty: 1
• Brake cleaner - Qty: 1
• Rear brake rotors - Qty: 2 (optional, if worn/pulsation)

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📋 Before You Begin

• Park on level ground, shift to 1st gear, and keep the parking brake OFF.
• Place wheel chocks in front of both front tires.
• Crack the rear lug nuts loose using a 19mm socket and breaker bar before lifting.
• Open the hood and check brake fluid level; if it’s near “MAX,” be ready to remove a little as you compress pistons (fluid rises).

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Lift and support the rear

• Use a floor jack to lift the rear, then set the car onto jack stands under the rear support points.
• Give the car a gentle shake to confirm it’s stable on the stands.

Step 2: Remove the rear wheels

• Remove the lug nuts using a 19mm socket and ratchet, then remove both rear wheels.

Step 3: Remove the caliper slide bolts

• Locate the rear brake caliper (the clamp over the rotor).
• Remove the two caliper slide bolts using a 14mm socket and ratchet.
• Bungee cord prevents hose damage. Support the caliper with a bungee cord; do not let it hang by the brake hose.
• Torque to 27 Nm (20 ft-lbs) when reinstalling these slide bolts.

Step 4: Remove old pads and hardware

• Slide the old pads out by hand. If they’re stuck, gently pry with a flathead screwdriver.
• Remove the pad abutment clips (hardware) from the bracket.
• Clean the bracket pad “shelves” (where clips sit) using brake parts cleaner and a small wire brush.
• Clean metal lets pads slide smoothly.

Step 5: Compress the caliper piston

• Position the old inner pad against the piston face.
• Compress the piston slowly using a C-clamp (6-inch) or brake caliper piston compressor (specialty).
• Go slowly and watch the brake fluid reservoir level as the piston moves back.
• Slow pressure reduces seal damage risk.

Step 6: Install new hardware and pads

• Install the new abutment clips into the bracket by hand.
• Apply a thin layer of brake caliper grease (silicone) to the pad ears (the metal ends that slide in the clips). Do not get grease on the pad friction material.
• Slide the new pads into place; they should move freely with light hand pressure.

Step 7: Reinstall the caliper

• Swing the caliper back over the new pads by hand.
• If it won’t fit, the piston likely isn’t fully compressed—recheck using the C-clamp (6-inch).
• Install the slide bolts using a 14mm socket and ratchet.
• Torque to 27 Nm (20 ft-lbs).

Step 8: Repeat on the other rear side

• Repeat Steps 3–7 on the other rear wheel.
• Replace pads on both sides.

Step 9: Reinstall wheels and torque lug nuts

• Reinstall the wheels and hand-thread the lug nuts.
• Lower the car using the floor jack.
• Torque the lug nuts in a star pattern using a torque wrench 1/2".
• Torque to 120 Nm (88.5 ft-lbs).

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✅ After Repair

• With the engine OFF, pump the brake pedal 10–15 times until it feels firm. This seats the pistons against the new pads.
• Check brake fluid level and top off only if needed (use the correct DOT fluid shown on the reservoir cap).
• Do a slow test in a safe area: confirm normal stopping and no pulling or grinding.
• Easy bedding helps prevent squeal. Do 6–10 gentle stops from ~30 mph down to ~5 mph, letting brakes cool a bit between stops.

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💰 DIY vs Shop Cost

Shop Cost: $250-$450 (parts + labor)

DIY Cost: $60-$180 (parts only)

You Save: $190-$270 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 1.0-1.5 hours.

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🎯 Ready to get started?

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