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Gillig Brake Rotor

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Centric 120.86002 Brake RotorCentric 120.86002 Brake Rotor
CentricPart # 120.86002
Centric 120.86002 Brake Rotor
55 Reviews
$222.99
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3-year warranty
90 days free return
Fits 2007-2016 Gillig Low Floor, 2017-2017 Gillig Low Floor, 2015-2018 Mack Granite, 2015-2019 Mack TerraPro, 2019-2021 Mack Granite, 2020-2020 Mack TerraPro, 2021-2023 Mack TerraPro, 2022-2022 Mack Granite, 2023-2023 Mack Granite, 2000-2000 Prevost High Decker, 2000-2000 Prevost Shell, 2000-2000 Prevost XL2, 2007-2007 Prevost X3 Coach, 2008-2009 Prevost X3 Coach, 2010-2010 Prevost X3 Coach, 2011-2012 Prevost X3 Coach, 2013-2013 Prevost X3 Coach, 2014-2015 Prevost X3 Coach
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Gillig
Item LocatedUnited States
Quantity1
Part interchange
120.86002, AMR2226N, E125-91-007, 153123647, 55070F, 55070P, 23123647002, 6135, 
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item #1000SAZ4
Note
U Shaped, Tapped for ABS Ring
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Raybestos 8555 Brake Rotor Rear
RaybestosPart # 8555
Raybestos 8555 Brake Rotor Rear
43 Reviews
$453.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2003-2008 Spartan Motors Metro Star, 2007-2017 Gillig Low Floor, 2007-2018 Prevost X3 Coach, 2011-2013 Prevost XL2, 2013-2017 Motor Coach Industries D4005, 2006-2019 Motor Coach Industries D4505, 2005-2009 Motor Coach Industries D4005, 2004-2018 Prevost High Decker, 2003-2008 Spartan Motors Gladiator, 2010-2018 Prevost Shell, 2004-2009 Prevost XL2, 2011-2011 Motor Coach Industries D4005, 2004-2004 Prevost Shell, 2006-2008 Prevost Shell, 2015-2019 Mack Granite, 2015-2018 Mack TerraPro, 2007-2008 Gillig City Transit
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Gillig
Item LocatedUnited States
Quantity1
Installation PositionRear
Part interchange
8555, 120.86002, 15-02-1010, 23123647002, 55070, 55070P, 6316229, 6316229CG, 
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item #1000WG43
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A-Premium Brake Rotors & Disc Brake Rotors | Engineered for Safety

Whether you are performing a routine brake rotor replacement or upgrading for high-performance driving, choosing the right disc brake rotor is paramount to your vehicle’s safety and stopping power.

At A-Premium, we offer an extensive selection of precision-engineered brake rotors designed to deliver smooth, noise-free, and reliable braking performance under all driving conditions. Every brake disc brake rotor in our inventory is manufactured to meet or exceed OEM specifications, ensuring a 100% perfect fit for your specific vehicle.

How to Choose the Best Brake Rotors for Your Driving Style

Finding the best brake rotors isn't about buying the most expensive option; it’s about matching the rotor design to your daily driving habits. The way a disc rotor brake dissipates heat determines its performance and longevity.

Here is a quick breakdown to help you make the right choice:

Brake Rotor Types Compared

Rotor Type Best For Key Advantage Key Disadvantage
Blank / Smooth Rotors Daily commuting, standard passenger cars & SUVs. Maximum surface area, quietest operation, long pad life. Less efficient at cooling under extreme, repetitive braking.
Slotted Brake Rotors Heavy-duty towing, aggressive street driving, track use. Slotted brake rotors excel at wiping away gas, dust, and water to maintain consistent bite. Slightly faster brake pad wear; can produce minimal noise.
Drilled & Slotted Rotors High-performance luxury cars, sports cars, aesthetic appeal. Ultimate heat dissipation and rapid cooling in wet conditions. Not recommended for heavy-duty commercial towing due to stress risks.

Front Brakes and Rotors: Why Front Rotors Wear Down Faster

When diagnosing braking issues, you will most frequently look for front brakes and rotors. But why do front brake rotors require replacement more often than rear ones?

  • The 70% Brake Bias: During deceleration, your vehicle’s weight shifts forward. Your front brake rotors handle up to 70% of the total stopping force.
  • Higher Heat Loads: Because they absorb the majority of the kinetic energy, front disc brake rotors experience much higher thermal stress, making them more prone to wear, thinning, and grooving over time.

Pro Tip: Never compromise on the quality of your front braking system. We highly recommend replacing your brake pads and rotors simultaneously to ensure even wear, optimal friction, and maximum lifespan.

When Is It Time for a Brake Rotor Replacement?

Don't wait for your brakes to fail completely. If you experience any of the following warning signs, it is time to inspect your disc rotor brake system:

  • Steering Wheel Vibration: If your steering wheel shakes or pulsates when you apply the brakes, your rotors may be warped or have uneven brake pad deposits.
  • Squealing or Grinding Noises: Deep metallic grinding indicates that your brake pads are completely worn down and are actively scoring and destroying the brake disc brake rotor surface.
  • Visible Grooves or Blue Tinting: Visually inspecting through your wheels may reveal deep circular grooves, also known as scoring, or a bluish tint, which indicates severe overheating and structural weakening.

Why Choose A-Premium Automotive Brake Components?

  • Advanced Metallurgy: Crafted from high-carbon cast iron for superior thermal conductivity and crack resistance.
  • Anti-Rust Protection: Coated with specialized anti-corrosion finishes to prevent rust build-up on non-friction surfaces, keeping your wheels looking clean.
  • Ready to Install: Mill-balanced to precise tolerances to eliminate any out-of-the-box vibrations or shuddering.

Frequently Asked Questions

Can I just replace my brake rotors and not the pads?

While it is technically possible, it is highly discouraged. Installing old, unevenly worn brake pads onto a brand-new brake rotor will create hot spots, reduce your stopping power, and significantly shorten the lifespan of your new rotor. For optimal safety and performance, always replace pads and rotors together.

What makes slotted brake rotors better than smooth ones?

Slotted brake rotors feature precision-machined grooves across the surface. These slots act as a ventilation system, continuously clearing away the layer of gas, debris, and water that builds up between the pad and the rotor. This prevents brake fade and ensures a more responsive pedal feel during heavy braking or towing.

How do I ensure I am ordering the correct front brake rotors?

Perfect fitment depends entirely on your vehicle's exact Year, Make, Model, and sometimes sub-model or trim level, which dictates wheel size. Use our integrated Year/Make/Model fitment selector at the top of this page to guarantee a 100% hassle-free, direct OEM-replacement fit.

Find the perfect fit for your vehicle today. Browse our premium collection of front and rear brake rotors now!

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