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2018 Subaru Crosstrek
2018 Subaru Crosstrek
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How to Replace Front Brakes 2018-2023 Subaru Crosstrek

How to Replace Front Brakes 2018-2023 Subaru Crosstrek

Suggested Parts

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Tools & Fluids

2 Ton
2 Ton
Floor Jack
2 Ton
2 Ton
Jack Stands
Wheel Chocks
Wheel Chocks
19mm
19mm
Socket
or (23/32")
14mm
14mm
Socket
or (17/32")
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How to Replace Front Brake Pads & Rotors on a 2018 Subaru Crosstrek

Step-by-step DIY guide with tools, parts list, safety tips, and key torque specs for 2018

How to Replace Front Brake Pads & Rotors on a 2018 Subaru Crosstrek

Step-by-step DIY guide with tools, parts list, safety tips, and key torque specs for 2018

Orion
Orion

🔧 Crosstrek - Front Brake Pads & Rotor Replacement

You’ll remove the front wheels, take off the caliper (the clamp that squeezes the pads), replace the pads and rotors, then reassemble and bed-in the new brakes. Doing this correctly restores stopping power and prevents noise, vibration, and uneven wear.

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


⚠️ Safety & Precautions

  • 🛑 Support the vehicle with jack stands—never rely on a floor jack alone.
  • 🛑 Do not breathe brake dust; use brake cleaner, not compressed air.
  • 🛑 Do not press the brake pedal while the caliper is off the rotor.
  • 🛑 Brake parts get hot; let everything cool before starting.
  • 🛑 Keep grease off rotor and pad friction surfaces.

🔧 Required Tools

You'll need the following tools for this repair:

  • Floor jack (rated 2-ton minimum)
  • Jack stands (rated 2-ton minimum)
  • Wheel chocks
  • 19mm socket
  • 14mm socket
  • 17mm socket
  • 3/8" drive ratchet
  • 1/2" drive breaker bar
  • Torque wrench (10–200 Nm range)
  • C-clamp (6" minimum)
  • Flathead screwdriver
  • Needle-nose pliers
  • Wire hook or bungee cord
  • Wire brush
  • Rubber mallet
  • M8 x 1.25 bolts (2 pcs, 25–40mm long)
  • Brake cleaner spray
  • Nitrile gloves
  • Safety glasses

🔩 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
  • Brake caliper grease (silicone-based) - Qty: 1
  • Brake hardware kit (clips/shims) - Qty: 1
  • Threadlocker (medium strength) - Qty: 1

📋 Before You Begin

  • Park on level ground, put the transmission in 1st gear, and set the parking brake.
  • Chock the rear wheels using wheel chocks.
  • Loosen the front wheel lug nuts 1/2 turn before lifting (use 19mm socket).
  • Open the hood and check brake fluid level; it may rise when you push the pistons back.

🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Lift and secure the front end

  • Use a floor jack to lift the front of your Crosstrek at the front center jack point.
  • Place jack stands under the left and right front pinch welds or approved support points.
  • Lower the vehicle onto the jack stands and gently shake the car to confirm it’s stable.

Step 2: Remove the front wheels

  • Use a 19mm socket and ratchet to remove the lug nuts, then remove both front wheels.

Step 3: Remove the caliper (do not disconnect the hose)

  • Turn the steering wheel to give yourself more room (left side: turn wheel right; right side: turn wheel left).
  • Use a 14mm socket and ratchet to remove the two caliper slide bolts.
  • Lift the caliper off the bracket and rotor.
  • Hang the caliper from the strut spring using a wire hook or bungee cord (never let it dangle by the brake hose).
  • Tip: Take a photo before disassembly.
  • Torque to 27 Nm (20 ft-lbs) for these caliper slide bolts during reassembly.

Step 4: Remove the old brake pads and hardware

  • Pull the pads out of the bracket by hand. If they’re stuck, use a flathead screwdriver gently.
  • Remove the pad clips/hardware from the bracket (use needle-nose pliers if needed).
  • Use brake cleaner spray to clean the bracket areas where the pad clips sit.

Step 5: Remove the caliper bracket

  • Use a 17mm socket and breaker bar to remove the two caliper bracket bolts.
  • Remove the bracket and set it aside.
  • Torque to 90 Nm (66 ft-lbs) for these bracket bolts during reassembly.

Step 6: Remove the rotor

  • If the rotor pulls off by hand, remove it.
  • If it’s stuck from rust, thread two M8 x 1.25 bolts into the rotor’s threaded “push” holes using a ratchet, alternating turns to press the rotor off evenly.
  • If needed, tap around the rotor hat with a rubber mallet to help break it free.

Step 7: Clean the hub face

  • Use a wire brush to clean rust from the hub face (where the rotor sits).
  • Spray brake cleaner and wipe clean.
  • Tip: A clean hub helps prevent rotor wobble.

Step 8: Install the new rotor

  • Clean the new rotor friction surfaces using brake cleaner (removes shipping oil).
  • Install the new rotor onto the hub.
  • To hold it in place, thread on one lug nut by hand backwards (flat side against the rotor) using the 19mm socket.

Step 9: Reinstall the caliper bracket with new hardware

  • Install the new pad clips/hardware onto the bracket.
  • Reinstall the bracket and start both bolts by hand.
  • Use a 17mm socket and torque wrench to tighten the bracket bolts.
  • Torque to 90 Nm (66 ft-lbs)

Step 10: Compress the caliper piston

  • Remove the lug nut you used to hold the rotor (use 19mm socket).
  • Place the old inner pad against the caliper piston face.
  • Use a C-clamp to slowly push the piston fully back into the caliper.
  • Check the brake fluid reservoir while compressing; if it approaches the max line, remove a little fluid safely.
  • Tip: Go slow to avoid damaging seals.

Step 11: Install the new brake pads

  • Apply a thin layer of brake caliper grease to pad “ears” where they slide in the clips (not on the friction material).
  • Install the inner and outer pads into the bracket.

Step 12: Reinstall the caliper

  • Set the caliper back over the pads and rotor.
  • Start the caliper slide bolts by hand to avoid cross-threading.
  • Use a 14mm socket and torque wrench to tighten the slide bolts.
  • Torque to 27 Nm (20 ft-lbs)

Step 13: Reinstall wheels and torque lug nuts

  • Install the wheels and hand-thread all lug nuts.
  • Lower the vehicle to the ground using the floor jack.
  • Use a 19mm socket and torque wrench to tighten lug nuts in a star pattern.
  • Torque to 120 Nm (89 ft-lbs)

✅ After Repair

  • With the engine OFF, pump the brake pedal 10–15 times until it feels firm.
  • Check brake fluid level and top off if needed (do not overfill).
  • Do a slow test drive in a safe area and confirm normal braking and no pulling.
  • Bed-in (break-in) the pads: do 8–10 medium stops from ~60 km/h to ~15 km/h, with 30–60 seconds between stops to cool.
  • Recheck lug nut torque after 50–100 km.

💰 DIY vs Shop Cost

Shop Cost: ₹8,000-₹18,000 (parts + labor)

DIY Cost: ₹5,000-₹14,000 (parts only)

You Save: ₹3,000-₹4,000 by doing it yourself!

Shop labor rates vary but typically run ₹800-₹2,000/hour. This repair takes a shop approximately 2-3 hours.


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