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Centric 120.42105 Disc Brake Rotor - Rear
Overview of Centric Premium Disc Brake Rotor 120.42105
The Centric Premium Disc Brake Rotor 120.42105 is engineered for reliable braking performance on select Infiniti models. Designed to meet OEM specifications, this vented rotor ensures consistent heat dissipation and smooth braking for vehicles like the Infiniti Q50, Q60, and FX50.
- Compatible with Infiniti FX50, M35h, M37, M56, Q50, Q60, Q70, Q70L, and QX70
- Part number 120.42105 for precise fitment
- Vented disc design for improved heat management
- Coated hat finish to resist corrosion
- 5 bolt holes with 114.3 mm bolt circle diameter
- Nominal thickness of 20 mm and discard thickness of 18 mm
- Outside diameter of 350 mm (13.78 inches)
- Smooth surface type for consistent pad contact
Features and Specifications
This Centric Premium Disc Brake Rotor features a vented design that enhances cooling during braking, reducing the risk of brake fade. The rotor has a nominal thickness of 20 mm and a discard thickness of 18 mm, ensuring it meets safety standards for replacement. The coated hat finish provides corrosion resistance, extending the rotor's service life. With a 5-lug bolt pattern and a 114.3 mm mounting bolt hole circle diameter, it fits securely on compatible Infiniti models. The smooth surface type promotes even brake pad wear and consistent stopping power.
About Centric Premium Disc Brake Rotors
The Centric Premium Disc Brake Rotors line is designed to offer a balance of quality and value for drivers seeking reliable braking components. These rotors are manufactured to meet or exceed OEM standards, providing consistent performance and durability. The 120.42105 rotor is part of this line, delivering vented rotor technology and corrosion-resistant coatings tailored for Infiniti vehicles.
Applications and Problem Solving
- Replacement for worn or warped rotors on Infiniti Q50, Q60, FX50, and other compatible models
- Addresses brake noise and vibration issues caused by uneven rotor surfaces
- Improves braking performance by restoring proper rotor thickness and surface condition
- Helps prevent brake fade during extended or heavy braking with vented design
- Resists corrosion to maintain rotor integrity over time
Installation Notes and Tips
- Ensure rotor thickness is above discard thickness (18 mm) before installation
- Clean mounting surfaces and hub to prevent rotor runout
- Torque lug nuts to manufacturer specifications for secure fitment
- Check compatibility with ABS systems; this rotor does not include an ABS tone ring
- Inspect brake pads and replace if worn to ensure optimal rotor performance
Quality Assurance and Warranty
Centric Premium Disc Brake Rotors are manufactured under strict quality control standards to ensure durability and performance. While specific warranty details for part number 120.42105 may vary, Centric typically offers limited warranties covering defects in materials and workmanship. Always consult product documentation or the vehicle manufacturer for warranty information.
| Brand | Centric |
|---|---|
| Part Number | 120.42105 |
| Position | Centric Premium Disc Brake Rotors, Rear |
| 114.3 | |
| ABS Tone Ring Included | No |
| Bearings Included | No |
| Bolt Hole Quantity | 5 |
| Center Hole Diameter | 2.677 |
| Center Hole Diameter | 68.000 |
| Disc Mounting [cntrc] | Floating / DIH |
| Discard Thickness | 0.709 |
| Discard Thickness | 18 |
| Discard Thickness | 18.000 |
| Hat Finish | Coated |
| Height | 62 |
| Hub Hole/Whl Reg mm | 68 |
| Misc Holes [cntrc] | 1 |
| Mounting Bolt Hole Circle Diameter | 4.500 |
| Mounting Bolt Hole Circle Diameter | 114.300 |
| Mounting Type | Floating / DIH |
| Nominal Drum Diameter | 7.480 |
| Nominal Drum Diameter | 190.000 |
| Nominal Thickness | 0.787 |
| Nominal Thickness | 20 |
| Nominal Thickness | 20.000 |
| Outside Diameter | 13.780 |
| Outside Diameter | 350 |
| Outside Diameter | 350.000 |
| Overall Height | 2.441 |
| Overall Height | 62.000 |
| Solid Or Vented Type Rotor | Vented |
| Stud/Lug Hole Diameter | 0.504 |
| Stud/Lug Hole Diameter | 12.800 |
| Stud/Lug Hole Quantity | 5 |
| Surface Type | Smooth |
| Vane Style | Straight |
| Vane Style [cntrc] | Straight |
| Weight [cntrc] kgs | 9.320 |
| Weight [cntrc] lbs | 20.500 |
This part fits 63 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2023 | INFINITI | Q50 | Sensory | Rear | Centric Premium Disc Brake Rotors | ||
| 2022 | INFINITI | Q50 | Sport Tech | Rear | Centric Premium Disc Brake Rotors | ||
| 2022 | INFINITI | Q50 | Sensory | Rear | Centric Premium Disc Brake Rotors | ||
| 2022 | INFINITI | Q50 | Red Sport I-Line | Rear | Centric Premium Disc Brake Rotors | ||
| 2022 | INFINITI | Q50 | Red Sport I-Line ProACTIVE | Rear | Centric Premium Disc Brake Rotors | ||
| 2022 | INFINITI | Q50 | Red Sport 400 | Rear | Centric Premium Disc Brake Rotors | ||
| 2022 | INFINITI | Q60 | Red Sport I-Line | Rear | Centric Premium Disc Brake Rotors | ||
| 2021 | INFINITI | Q50 | Sensory | Rear | Centric Premium Disc Brake Rotors | ||
| 2021 | INFINITI | Q50 | Red Sport 400 | Rear | Centric Premium Disc Brake Rotors | ||
| 2021 | INFINITI | Q60 | Red Sport I-Line | Rear | Centric Premium Disc Brake Rotors | ||
| 2020 | INFINITI | Q50 | Sport | Rear | Centric Premium Disc Brake Rotors | ||
| 2020 | INFINITI | Q50 | Sport Plus | Rear | Centric Premium Disc Brake Rotors | ||
| 2020 | INFINITI | Q50 | Red Sport 400 | Rear | Centric Premium Disc Brake Rotors | ||
| 2020 | INFINITI | Q50 | 400 Sport | Rear | Centric Premium Disc Brake Rotors | ||
| 2020 | INFINITI | Q60 | Sport | Rear | Front disc size: 355mm, compatible with 4 piston front caliper.; Centric Premium Disc Brake Rotors | ||
| 2020 | INFINITI | Q60 | Red Sport 400 | Rear | Front disc size: 355mm, compatible with 4 piston front caliper.; Centric Premium Disc Brake Rotors | ||
| 2019 | INFINITI | Q50 | Sport | Rear | Centric Premium Disc Brake Rotors | ||
| 2019 | INFINITI | Q50 | Sport Plus | Rear | Centric Premium Disc Brake Rotors | ||
| 2019 | INFINITI | Q50 | Red Sport 400 | Rear | Centric Premium Disc Brake Rotors | ||
| 2019 | INFINITI | Q50 | 400 Sport | Rear | Centric Premium Disc Brake Rotors | ||
| 2019 | INFINITI | Q60 | Sport | Rear | Front disc size: 355mm, compatible with 4 piston front caliper.; Centric Premium Disc Brake Rotors | ||
| 2019 | INFINITI | Q60 | Red Sport 400 | Rear | Front disc size: 355mm, compatible with 4 piston front caliper.; Centric Premium Disc Brake Rotors | ||
| 2019 | INFINITI | Q70 | Rear | 355mm Front Disc; 4 Piston Front Caliper; Sport Brake; Centric Premium Disc Brake Rotors | |||
| 2019 | INFINITI | Q70L | Rear | Sport Brake; Centric Premium Disc Brake Rotors | |||
| 2018 | INFINITI | Q50 | Sport | Rear | Centric Premium Disc Brake Rotors | ||
| 2018 | INFINITI | Q50 | Red Sport 400 | Rear | Centric Premium Disc Brake Rotors | ||
| 2018 | INFINITI | Q50 | 400 Sport | Rear | Centric Premium Disc Brake Rotors | ||
| 2018 | INFINITI | Q60 | Sport | Rear | Front disc size: 355mm, compatible with 4 piston front caliper.; Centric Premium Disc Brake Rotors | ||
| 2018 | INFINITI | Q60 | Red Sport 400 | Rear | Front disc size: 355mm, compatible with 4 piston front caliper.; Centric Premium Disc Brake Rotors | ||
| 2018 | INFINITI | Q70 | Rear | 355mm Front Disc; 4 Piston Front Caliper; Sport Brake; Centric Premium Disc Brake Rotors | |||
| 2018 | INFINITI | Q70L | Rear | Sport Brake; Centric Premium Disc Brake Rotors | |||
| 2017 | INFINITI | Q50 | Sport | Rear | Centric Premium Disc Brake Rotors | ||
| 2017 | INFINITI | Q50 | Red Sport 400 | Rear | Centric Premium Disc Brake Rotors | ||
| 2017 | INFINITI | Q60 | Sport | Rear | Front disc size: 355mm, compatible with 4 piston front caliper.; Centric Premium Disc Brake Rotors | ||
| 2017 | INFINITI | Q60 | Premium | Rear | Front disc size: 355mm, compatible with 4 piston front caliper.; Centric Premium Disc Brake Rotors | ||
| 2017 | INFINITI | Q60 | 400 Sport | Rear | Front disc size: 355mm, compatible with 4 piston front caliper.; Centric Premium Disc Brake Rotors | ||
| 2017 | INFINITI | Q70 | Rear | 355mm Front Disc; 4 Piston Front Caliper; Sport Brake; Centric Premium Disc Brake Rotors | |||
| 2017 | INFINITI | Q70L | Rear | Sport Brake; Centric Premium Disc Brake Rotors | |||
| 2016 | INFINITI | Q50 | Sport | Rear | Centric Premium Disc Brake Rotors | ||
| 2016 | INFINITI | Q50 | Red Sport 400 | Rear | Centric Premium Disc Brake Rotors | ||
| 2016 | INFINITI | Q70 | Rear | 355mm Front Disc; 4 Piston Front Caliper; Sport Brake; Centric Premium Disc Brake Rotors | |||
| 2016 | INFINITI | Q70L | Rear | Sport Brake; Centric Premium Disc Brake Rotors | |||
| 2015 | INFINITI | Q50 | Sport | Rear | Centric Premium Disc Brake Rotors | ||
| 2015 | INFINITI | Q50 | Hybrid Sport | Rear | Centric Premium Disc Brake Rotors | ||
| 2015 | INFINITI | Q70 | Rear | 355mm Front Disc; 4 Piston Front Caliper; Sport Brake; Centric Premium Disc Brake Rotors | |||
| 2015 | INFINITI | Q70L | Rear | Sport Brake; Centric Premium Disc Brake Rotors | |||
| 2014 | INFINITI | Q50 | Sport | Rear | Centric Premium Disc Brake Rotors | ||
| 2014 | INFINITI | Q50 | Hybrid Sport | Rear | Centric Premium Disc Brake Rotors | ||
| 2014 | INFINITI | Q70 | Rear | 355mm Front Disc; 4 Piston Front Caliper; Sport Brake; Centric Premium Disc Brake Rotors | |||
| 2014 | INFINITI | QX70 | 5.0L | V8 | Rear | Centric Premium Disc Brake Rotors | |
| 2013 | INFINITI | FX50 | Rear | Centric Premium Disc Brake Rotors | |||
| 2013 | INFINITI | M35h | Rear | Front, for vehicles with Sport Package, manufactured before 2012.; Centric Premium Disc Brake Rotors | |||
| 2013 | INFINITI | M37 | Rear | Front, for vehicles with Sport Package, manufactured before 2012.; Centric Premium Disc Brake Rotors | |||
| 2013 | INFINITI | M56 | Rear | Front, for vehicles with Sport Package, manufactured before 2012.; Centric Premium Disc Brake Rotors | |||
| 2012 | INFINITI | FX50 | Rear | Centric Premium Disc Brake Rotors | |||
| 2012 | INFINITI | M35h | Rear | Front, for vehicles with Sport Package, manufactured before 2012.; Centric Premium Disc Brake Rotors | |||
| 2012 | INFINITI | M37 | Rear | Front, for vehicles with Sport Package, manufactured before 2012.; Centric Premium Disc Brake Rotors | |||
| 2012 | INFINITI | M56 | Rear | Front, for vehicles with Sport Package, manufactured before 2012.; Centric Premium Disc Brake Rotors | |||
| 2011 | INFINITI | FX50 | Rear | Centric Premium Disc Brake Rotors | |||
| 2011 | INFINITI | M37 | Rear | Sport Package; To 12/11; Centric Premium Disc Brake Rotors | |||
| 2011 | INFINITI | M56 | Rear | Sport Package; To 12/11; Centric Premium Disc Brake Rotors | |||
| 2010 | INFINITI | FX50 | Rear | Centric Premium Disc Brake Rotors | |||
| 2009 | INFINITI | FX50 | Rear | Centric Premium Disc Brake Rotors |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.