🔧 Wrangler - Rear Brake Pad Replacement

You’ll be removing the rear calipers, swapping the old pads for new ones, and pushing the caliper pistons back in so everything fits. On your Wrangler, the parking brake is a separate drum-style system inside the rear rotor “hat,” so pad replacement usually doesn’t affect it.

Difficulty Level: Intermediate | Estimated Time: 1.5-3 hours

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⚠️ Safety & Precautions

• 🛑 Work on level ground and support the rear axle with jack stands before removing any wheels.
• 🛑 Chock the front wheels and leave the transmission in gear; do not rely on the parking brake while servicing rear brakes.
• 🛑 Brake dust is hazardous—use brake cleaner, not compressed air, to clean parts.
• 🛑 If brake fluid rises in the reservoir when compressing pistons, remove some with a suction tool to prevent overflow.

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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
• Safety glasses
• Nitrile gloves
• Lug nut socket (19mm)
• Breaker bar (1/2")
• Torque wrench (1/2" drive)
• Socket set (metric)
• Ratchet (3/8" drive)
• Wrench set (metric)
• C-clamp (6")
• Brake caliper hanger hook
• Flat blade screwdriver
• Wire brush
• Brake parts cleaner
• Turkey baster or fluid suction syringe

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Rear brake pad set - Qty: 1
• Brake pad hardware/abutment clip kit - Qty: 1
• Brake caliper slide pin grease (silicone) - Qty: 1
• Brake lubricant (anti-squeal) - Qty: 1
• Brake fluid (DOT 3) - Qty: 1 quart

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📋 Before You Begin

• Park on level ground, set the transmission in 1st gear, and place wheel chocks at the front wheels.
• Release the parking brake fully (rear calipers/pads should not be serviced with it applied).
• Pop the hood and locate the brake fluid reservoir; be ready to remove a little fluid if the level is near “MAX.”
• Loosen the rear wheel lug nuts slightly using a 19mm lug nut socket and breaker bar before lifting.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Lift and support the rear

• Use a floor jack (rated 3-ton minimum) to lift the rear axle (center section), then set the axle on jack stands (rated 3-ton minimum).
• Confirm stability by gently pushing the vehicle before you work underneath.

Step 2: Remove the rear wheels

• Remove lug nuts using a 19mm lug nut socket and ratchet (3/8" drive) (or breaker bar).
• Set the wheels aside flat so they can’t roll.

Step 3: Access the rear caliper and pads

• Turn the steering wheel isn’t needed here; you’ll work straight-on at the rear brakes.
• Use brake parts cleaner to rinse dust off the caliper/bracket area.

Step 4: Remove the rear caliper slide pin bolts

• Remove the caliper slide pin bolts using the correct socket set (metric) with a ratchet (3/8" drive).
• Lift the caliper off the bracket. If it’s stuck, gently pry with a flat blade screwdriver.
• Hang the caliper using a brake caliper hanger hook so it doesn’t pull on the brake hose.
• Never let the caliper dangle by the hose.

Step 5: Remove old pads and hardware

• Slide the old pads out by hand. If tight, use a flat blade screwdriver to nudge them out.
• Remove the pad abutment clips (hardware) from the bracket by hand or with a flat blade screwdriver.

Step 6: Clean the bracket contact points

• Use a wire brush to clean rust/debris where the clips sit.
• Spray again with brake parts cleaner and let it dry.

Step 7: Service the slide pins

• Pull the slide pins out of the bracket by hand.
• Wipe them clean, then apply a thin coat of brake caliper slide pin grease (silicone).
• Reinsert pins and confirm they move smoothly (this prevents uneven pad wear).

Step 8: Install new hardware and pads

• Install new abutment clips from the brake pad hardware/abutment clip kit into the bracket.
• Apply a very light film of brake lubricant (anti-squeal) to pad ears where they contact the clips (do not get any on pad friction material).
• Slide the new pads into place.

Step 9: Compress the caliper piston

• Check the brake fluid reservoir level under the hood; if near full, remove a small amount using a turkey baster or fluid suction syringe.
• Position the old inner pad against the piston, then use a C-clamp (6") to slowly push the piston fully back into the caliper.
• Go slow—fast compression can damage seals.

Step 10: Reinstall the caliper

• Set the caliper back over the new pads.
• Install and tighten the slide pin bolts using a ratchet (3/8" drive) and the correct socket set (metric).
• Torque to 47 Nm (35 ft-lbs)

Step 11: Reinstall wheels

• Reinstall the wheels and hand-thread lug nuts.
• Lower the vehicle using the floor jack (rated 3-ton minimum), then torque lug nuts in a star pattern using a torque wrench (1/2" drive).
• Torque to 129 Nm (95 ft-lbs)

Step 12: Restore pedal feel before driving

• With the engine OFF, press the brake pedal 10–15 times until it feels firm.
• Check brake fluid level and top off with brake fluid (DOT 3) if needed.

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✅ After Repair

• Start the engine and confirm the brake pedal stays firm (it may sink slightly with vacuum assist—this is normal).
• Do a slow test in a safe area: confirm normal stopping and no pulling or grinding noises.
• Pad bedding (recommended): perform 8–10 medium stops from 30 mph down to 5 mph, allowing 30 seconds between stops for cooling.
• Recheck for leaks around each caliper and verify fluid level is between MIN and MAX.

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💰 DIY vs Shop Cost

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

DIY Cost: $60-$150 (parts only)

You Save: $190-$300 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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