2023 Subaru Outback Brake Pad & Rotor Specs
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Quick Reference
| Specification | Front | Rear |
|---|---|---|
| OEM Pad PN | Verify with dealer | Verify with dealer |
| Akebono Pad PN | ASP1772 | ASP1664 |
| Bosch Pad PN | BC1772 | BC1664 |
| Wagner Pad PN | OEX1772 | OEX1664 |
| Power Stop Pad PN | Z23-1772 | Z23-1664 |
| Rotor Diameter | 12.4 inches (316 mm) | 12.0 inches (305 mm) |
| New Rotor Thickness | 1.10 inches (28 mm) | 0.39 inches (10 mm) |
| Minimum Rotor Thickness | 1.02 inches (26 mm) | 0.33 inches (8.5 mm) |
| Caliper Piston Count | 2 (fixed) | 1 (sliding) |
| Caliper Bracket Torque | 119 ft-lbs (161 Nm) | 47 ft-lbs (64 Nm) |
| Caliper Slide Pin Torque | 25 ft-lbs (34 Nm) | 25 ft-lbs (34 Nm) |
| Brake Fluid Spec | DOT 3 or DOT 4 | DOT 3 or DOT 4 |
How to Choose Pads
Choosing the right brake pads for your 2023 Subaru Outback depends largely on your driving style and priorities. There are three main types to consider:
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Ceramic Pads: These are a popular choice for daily drivers. They offer quiet operation, minimal dust, and consistent performance in various conditions. Ceramic pads generally last longer than semi-metallic pads and are easy on rotors. If you prioritize comfort, cleanliness, and quiet braking, ceramic pads like the Akebono ASP1772 (front) and ASP1664 (rear) are an excellent option.
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Semi-Metallic Pads: Often chosen for their strong initial bite and good performance under heavy braking, semi-metallic pads contain a higher percentage of metallic fibers. This can lead to more brake dust and potentially more noise than ceramic pads. However, if you frequently tow, carry heavy loads, or engage in more spirited driving, semi-metallic pads might be a good choice for their enhanced stopping power. Be aware that they can be harder on rotors.
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Heavy Duty (HD) Pads: These are designed for extreme conditions, such as continuous heavy towing, off-road driving, or track use. They offer superior fade resistance and high-temperature performance but typically come with trade-offs like increased noise, dust, and rotor wear. For the average Outback owner, standard ceramic or semi-metallic pads are more than adequate. Power Stop's Z23 Evolution Sport line (Z23-1772 front, Z23-1664 rear) offers a performance-oriented upgrade for those seeking a step up from OEM.
Typical Service Life
The service life of your 2023 Subaru Outback's brake pads and rotors can vary significantly based on your driving habits, environment, and the type of pads installed.
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Brake Pads: On average, front brake pads typically last between 30,000 to 70,000 miles. Rear pads often last longer, sometimes up to 60,000 to 90,000 miles, as the front brakes do the majority of the stopping work. Aggressive driving, frequent stop-and-go traffic, and mountainous terrain will shorten their lifespan. Conversely, highway driving with fewer stops will extend it. It's advisable to have your brakes inspected every 10,000 to 15,000 miles.
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Rotors: Rotors tend to last longer than pads, often needing replacement every two sets of pads, or between 60,000 to 100,000 miles. However, excessive heat, warping, or scoring can necessitate earlier replacement. Rotors should be replaced if they fall below the minimum thickness specification or show signs of significant wear such as deep grooves or cracks.
Common Brake Issues for This Generation
While the 2023 Subaru Outback is a relatively new model, past generations of Outbacks and similar Subaru vehicles have occasionally exhibited certain brake-related characteristics:
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Premature Rear Pad Wear: Some owners have reported that rear brake pads on certain Subaru models wear out faster than expected. This can be attributed to the vehicle's electronic braking systems, which might engage the rear brakes more frequently for stability control or even subtle regenerative braking in some hybrid models (though not applicable to the standard 2023 Outback). Regular inspection of rear pads is recommended.
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Brake Noise (Squeal/Grind): Squealing can be a common complaint, particularly with OEM pads under certain conditions (e.g., cold or damp weather, light braking). This is often due to pad composition or slight vibrations. Grinding, however, usually indicates metal-on-metal contact, meaning pads are completely worn and require immediate attention.
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Vibration/Pulsation: A pulsating brake pedal or steering wheel shake during braking often points to warped rotors. This typically occurs due to excessive heat causing uneven wear or material transfer on the rotor surface. While rotors don't technically "warp" in the traditional sense, uneven thickness or hot spots can create this sensation. Proper break-in procedures for new pads and rotors can help mitigate this.
Brake Job Cost Estimate
The cost of a brake job for your 2023 Subaru Outback will vary based on whether you're replacing just pads, or pads and rotors, and if you opt for OEM, aftermarket, or performance parts. Labor rates also differ by region and shop.
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Front Brake Job (Pads & Rotors): Expect to pay anywhere from $400 to $700. This typically includes parts and labor for replacing the front brake pads and rotors.
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Rear Brake Job (Pads & Rotors): The cost is often similar to the front, usually ranging from $350 to $600.
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Full Brake Job (All Four Wheels): For replacing pads and rotors on all four wheels, you could anticipate a cost between $700 to $1,200 or more, depending on the parts chosen and labor rates.
Note: These are estimates. Always get a detailed quote from a reputable shop. Don't forget to factor in brake fluid flush if it's due, which is often recommended every 30,000 miles or 2-3 years.
Find a trusted brake shop on Repairius.
More specs for the 2023 Subaru Outback
Oil Capacity & Filter
Capacity, weight, filter PN, drain plug torque, change interval.
Fluid Type Specs
Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.
Coolant Capacity & Type
Total system capacity, OEM coolant spec, flush interval, bleed tips.
Transmission Fluid & Service
Trans model, fluid spec, capacity, filter PN, service interval.
Torque Specifications
Lug nuts, drain plug, caliper, axle nut, plug, key fasteners.
Tire Size & Pressure
OEM size, cold psi, bolt pattern, wheel size, TPMS.
Battery Size & Group
Group size, CCA, AGM/flooded, dimensions, reset note.
A/C Refrigerant & Oil
R-134a or R-1234yf, charge oz, PAG oil spec.
Bulb Sizes (Headlight, Tail, Fog)
Headlight, fog, tail, turn, reverse, interior.
Factory Maintenance Schedule
Service intervals by mileage, severe-duty notes, known issues.
Towing Capacity & Payload
Max tow, payload, GVWR/GCWR, hitch class by trim.
Fuse Box Diagram & Amperage
Fuse box locations, layout, amps, and what each fuse controls.
Serpentine Belt Routing & Length
Belt routing, length, rib count, OEM + aftermarket PNs.
Wheel Alignment Specifications
Camber, caster, toe ranges (front & rear), adjustability notes.
Paint Color Codes
All factory colors with paint codes, sticker location, touch-up tips.
Wiper Blade Sizes
Driver/passenger/rear blade size, attachment, OEM + cross-refs.
Spark Plug Type & Gap
Plug PN, gap, torque, interval by engine.
Transmission & Axle Gear Ratios
Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.
Key Fob Programming
DIY programming steps, FCC ID, fob PN, battery, transponder.
Same spec — other model years
Maintenance & repair guides
2023 Subaru Outback Maintenance Schedule →
Available maintenance guidance; confirm the manufacturer schedule.
Repair planning references →
Plan the scope of work; detailed procedures need configuration-matched evidence.
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Values can vary by engine, trim and build date; check your VIN-specific service information. Updated 2026-07-05.