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Centric 906.50004 Disc Brake Kit - Front and Rear
Centric OE Coated Brake Kit for Sonata and Optima
Centric 906.50004 is a 4 wheel disc brake kit built for select Hyundai Sonata and Kia Optima applications. It combines Centric Premium black rotors with Posi Quiet brake pads to deliver OE-style braking performance, low dust, and reduced noise.
The Centric OE Coated - 4 Wheel Disc Brake Kits line focuses on service-ready brake replacement with matched components for the front and rear axle. For drivers searching for a 2003-2005 Hyundai Sonata brake kit or a 2002-2006 Kia Optima front and rear brake kit, this package provides the rotor and pad combination in one part number.
Key Features
- Part number 906.50004
- 4 wheel disc brake kit for front and rear service
- Front rotors: vented, 11.024 in. outside diameter
- Rear rotors: solid, 10.315 in. outside diameter
- Black E-coat rotor finish for corrosion resistance
- Iron rotor construction with double disc ground braking surfaces
- Posi Quiet friction material with positively molded pads and shims
- Multi-layered shims for noise control
- Electronic wear sensor: No
- Sold as a kit
Product Details
Centric 906.50004 is engineered as an OE-style brake service solution for the Hyundai Sonata and Kia Optima platforms listed below. The kit pairs coated rotors with Posi Quiet pads, using positive molded pad construction, scorched friction surfaces, and multi-layer shims to support consistent pedal feel and quieter operation. The black E-coat finish helps protect the rotor surface before installation and during storage, while the double disc ground braking surfaces promote even pad contact.
Compatible With: 2003 Hyundai Sonata, front and rear; 2003-2005 Hyundai Sonata, front and rear; 2002-2005 Kia Optima, front and rear; 2006 Kia Optima, front and rear. This part number, 906.50004, is a direct fitment-focused brake kit for these applications.
Common Brake Service Issues
- Brake pulsation from worn or uneven rotors
- Noise from aged pads or hardware wear
- Excess brake dust from older friction material
- Reduced stopping consistency from heat-worn components
- Corrosion on exposed rotor surfaces
Installation Notes and Tips
Verify rotor diameter, axle position, and model year before installation. This kit includes front and rear brake components for the listed vehicles, so confirm the vehicle build date notes for 2003 Hyundai Sonata and 2003-2005 Hyundai Sonata applications, as well as the 2002-2006 Kia Optima fitment details. Clean the hub mounting surface, inspect calipers and slide hardware, and bed the pads according to standard brake-in procedure after installation.
Quality Assurance
Centric designs the OE Coated brake kit line around matched rotor and pad components for service replacement on covered applications. The Premium black rotors, Posi Quiet pads, and coated finish reflect a focus on fitment accuracy, noise control, and service life for the specified Hyundai Sonata and Kia Optima vehicles.
| Brand | Centric |
| Part Number | 906.50004 |
| Position | Centric OE Coated - 4 Wheel Disc Brake Kits, Front and Rear |
| Rear Disc Brake Rotor Construction | Solid |
| Front Disc Brake Rotor Construction | Vented |
| Rear Rotor Outside Diameter | 10.315 |
| Front Rotor Outside Diameter | 11.024 |
| Brake Pad Construction | Positively molded with shims |
| Electronic Wear Sensor | No |
| Friction Material Type | Posi quiet |
| Quantity | Sold as a kit |
| Rotor Finish | Black e-coat |
| Rotor Material | Iron |
This part fits 9 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2006 | Kia | Optima | Front and Rear | 4 Lug; Front Pack - 909.50003 - (1 x 105.09240 Pads and 2 x 120.50010 Discs); Rear Pack - 909.51517 - (1 x 105.08130 Pads and 2 x 120.51007 Discs); Centric OE Coated - 4 Wheel Disc Brake Kits |
| 2005 | Hyundai | Sonata | Front and Rear | Fr 9/03 - To 3/05; Front Pack - 909.50003 - (1 x 105.09240 Pads and 2 x 120.50010 Discs); Rear Pack - 909.51517 - (1 x 105.08130 Pads and 2 x 120.51007 Discs); Centric OE Coated - 4 Wheel Disc Brake Kits |
| 2005 | Kia | Optima | Front and Rear | Fr 7/02; Front Pack - 909.50003 - (1 x 105.09240 Pads and 2 x 120.50010 Discs); Rear Pack - 909.51517 - (1 x 105.08130 Pads and 2 x 120.51007 Discs); Centric OE Coated - 4 Wheel Disc Brake Kits |
| 2004 | Hyundai | Sonata | Front and Rear | Fr 9/03 - To 3/05; Front Pack - 909.50003 - (1 x 105.09240 Pads and 2 x 120.50010 Discs); Rear Pack - 909.51517 - (1 x 105.08130 Pads and 2 x 120.51007 Discs); Centric OE Coated - 4 Wheel Disc Brake Kits |
| 2004 | Kia | Optima | Front and Rear | Fr 7/02; Front Pack - 909.50003 - (1 x 105.09240 Pads and 2 x 120.50010 Discs); Rear Pack - 909.51517 - (1 x 105.08130 Pads and 2 x 120.51007 Discs); Centric OE Coated - 4 Wheel Disc Brake Kits |
| 2003 | Hyundai | Sonata | Front and Rear | Fr 4/03 - To 8/03; Front Pack - 909.50003 - (1 x 105.09240 Pads and 2 x 120.50010 Discs); Rear Pack - 909.51517 - (1 x 105.08130 Pads and 2 x 120.51007 Discs); Centric OE Coated - 4 Wheel Disc Brake Kits |
| 2003 | Hyundai | Sonata | Front and Rear | Fr 9/03 - To 3/05; Front Pack - 909.50003 - (1 x 105.09240 Pads and 2 x 120.50010 Discs); Rear Pack - 909.51517 - (1 x 105.08130 Pads and 2 x 120.51007 Discs); Centric OE Coated - 4 Wheel Disc Brake Kits |
| 2003 | Kia | Optima | Front and Rear | Fr 7/02; Front Pack - 909.50003 - (1 x 105.09240 Pads and 2 x 120.50010 Discs); Rear Pack - 909.51517 - (1 x 105.08130 Pads and 2 x 120.51007 Discs); Centric OE Coated - 4 Wheel Disc Brake Kits |
| 2002 | Kia | Optima | Front and Rear | Fr 7/02; Front Pack - 909.50003 - (1 x 105.09240 Pads and 2 x 120.50010 Discs); Rear Pack - 909.51517 - (1 x 105.08130 Pads and 2 x 120.51007 Discs); Centric OE Coated - 4 Wheel Disc Brake Kits |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.