🔧 Forester - Front Brake Pads & Rotor Replacement

On your Forester, the front brake pads clamp the rotor to slow the vehicle. Replacing pads and rotors together prevents noise, vibration, and uneven braking, especially if the rotors are worn, grooved, or pulsing.

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

---

⚠️ Safety & Precautions

• ⚠️ Work on a level surface and support the vehicle on jack stands; never rely on a jack alone.
• ⚠️ Do not press the brake pedal with the caliper removed; it can pop the piston out.
• ⚠️ Brake dust and cleaner are hazardous; wear a mask and safety glasses and avoid breathing dust.
• ⚠️ Do not let the brake caliper hang by the hose; support it with a hanger.
• ⚠️ Keep grease off the pad friction material and rotor braking surfaces.

---

🔧 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
• 21mm socket
• Breaker bar (1/2")
• Torque wrench (10-200 ft-lbs)
• 14mm socket
• 17mm socket
• Ratchet (3/8")
• Ratchet (1/2")
• Flathead screwdriver
• Needle-nose pliers
• Brake caliper piston compressor tool (specialty)
• Wire brush
• Bungee cord or mechanics wire
• Rubber mallet
• C-clamp (6")
• Drain pan
• Funnel
• Nitrile gloves
• Safety glasses
• Dust mask

---

🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Front brake pad set - Qty: 1
• Front brake rotors - Replace in pairs - Qty: 2
• Front brake hardware kit (abutment clips/shims) - Qty: 1
• Brake caliper grease (silicone) - Qty: 1
• Brake cleaner - Qty: 2 cans
• DOT 3 brake fluid - Qty: 1 quart
• Medium strength threadlocker (blue) - Qty: 1

---

📋 Before You Begin

• Park on level ground, shift to Park, and set the parking brake.
• Chock the rear wheels using wheel chocks.
• Loosen the front lug nuts about 1/2 turn with a 21mm socket and breaker bar before lifting.
• Open the hood and locate the brake fluid reservoir; you may need to remove a little fluid if it gets too full when compressing the pistons.

---

🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Lift and secure the front end

• Lift the front of your Forester with a floor jack (rated 3-ton minimum) at the approved front jack point.
• Set it down on jack stands (rated 3-ton minimum) and gently shake the vehicle to confirm it’s stable.
• Remove the lug nuts with a 21mm socket and take off both front wheels.

Step 2: Check brake fluid level

• Look at the brake fluid reservoir under the hood.
• If it’s near “MAX,” use a funnel and drain pan to remove a small amount so it won’t overflow when you compress the pistons.
• Keep fluid off paint; it can damage it.

Step 3: Remove the brake caliper (the clamp that squeezes the pads)

• Turn the steering wheel to give yourself more space to work on the side you’re doing.
• Remove the two caliper slide pin bolts using a 14mm socket and ratchet (3/8").
• Lift the caliper off the bracket and hang it using a bungee cord or mechanics wire.

Step 4: Remove old pads and hardware

• Pull the brake pads out of the bracket by hand; use a flathead screwdriver gently if they’re stuck.
• Remove the stainless pad clips (abutment clips) using a flathead screwdriver and needle-nose pliers.
• Clean the bracket pad “tracks” with a wire brush and spray with brake cleaner.

Step 5: Remove the caliper bracket

• Remove the two caliper bracket bolts using a 17mm socket and breaker bar (1/2").
• Set the bracket aside.
• When reinstalling: apply medium strength threadlocker (blue) to clean bolt threads and Torque to 114 Nm (84 ft-lbs).

Step 6: Remove the rotor

• Pull the rotor straight off the hub. If it’s stuck from rust, tap around the rotor “hat” (center area) using a rubber mallet.
• Clean the hub face with a wire brush and spray with brake cleaner so the new rotor sits flat.
• A clean hub helps prevent brake pulsation.

Step 7: Install the new rotor

• Spray both rotor faces with brake cleaner to remove protective oil.
• Install the rotor onto the hub.
• To hold it in place while you work, hand-thread two lug nuts backward (flat side against rotor) and snug them using a 21mm socket.

Step 8: Service the slide pins and install the bracket

• Pull the slide pins out of the bracket by hand (they are the two “guide pins” the caliper moves on).
• Wipe old grease off and apply a thin, even coat of brake caliper grease (silicone).
• Reinstall the bracket over the rotor and install the two bracket bolts using a 17mm socket and ratchet (1/2").
• Torque to 114 Nm (84 ft-lbs) using a torque wrench (10-200 ft-lbs).

Step 9: Install new hardware clips and pads

• Install the new abutment clips from your hardware kit into the bracket by hand.
• Apply a very light smear of brake caliper grease (silicone) where the pad ears touch the clips.
• Install the new pads into the bracket and confirm they slide freely (not tight).

Step 10: Compress the caliper piston

• Use a brake caliper piston compressor tool (specialty) to slowly push the piston fully back into the caliper.
• A piston compressor tool is a screw tool that pushes the piston straight back safely and evenly.
• Watch the brake fluid reservoir level as you compress; remove a little fluid if it starts to overflow using a funnel and drain pan.

Step 11: Reinstall the caliper

• Place the caliper back over the new pads.
• Install the two slide pin bolts using a 14mm socket and ratchet (3/8").
• Torque to 27 Nm (20 ft-lbs) using a torque wrench (10-200 ft-lbs).

Step 12: Repeat on the other front wheel

• Repeat Steps 3 through 11 for the other front side.
• Always replace pads/rotors on both sides.

Step 13: Reinstall wheels and torque lug nuts

• Reinstall both wheels and hand-thread all lug nuts.
• Lower the vehicle off the jack stands using the floor jack (rated 3-ton minimum).
• Tighten lug nuts in a star pattern using a 21mm socket and torque wrench (10-200 ft-lbs).
• Torque to 120 Nm (89 ft-lbs).

---

✅ After Repair

• Pump the brake pedal 10–15 times before driving until it feels firm (this seats the pistons against the pads).
• Check the brake fluid level and top off with DOT 3 brake fluid if needed.
• With the engine running, confirm the pedal feels normal and the brake warning lights are off.
• Perform a pad/rotor bed-in: make 6–10 medium stops from ~40 mph to ~10 mph, allowing 30–60 seconds between stops to cool slightly.
• Recheck for leaks, unusual noise, and lug nut torque after a short drive.

---

💰 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.

---

🎯 Ready to get started?

HowToo makes it easy: same-day/2-day shipping on every part, plus all the tools and specialty tools you need! Check out the parts and tools sections below to add everything to your cart.