HomeMPA Electrical BC186457 Disc Brake Caliper - Rear Left
Part #: BC186457

MPA Electrical BC186457 Disc Brake Caliper - Rear Left

Rear Left
13 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$99.51Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
Out of Stock
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Hyundai and Kia, Optima and Sonata
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Disc Brake Caliper for Hyundai and Kia Vehicles

The MPA Electrical BC186457 disc brake caliper is designed to provide dependable braking performance for Hyundai Optima and Kia Sonata models. This remanufactured floating caliper offers a durable aluminum construction with a coated silver finish, ensuring long-lasting service and corrosion resistance.

Key Features of the MPA Electrical BC186457 Caliper

  • Compatible with Hyundai Optima and Kia Sonata vehicles
  • Remanufactured floating disc brake caliper design
  • Durable aluminum caliper casting with coated silver finish
  • Single phenolic piston for reliable braking force
  • Includes mounting hardware and caliper slides for easy installation
  • Inlet thread diameter and mounting hole diameter both 10.0 mm
  • Regular grade type suitable for standard driving conditions

Detailed Product Description

The BC186457 disc brake caliper from MPA Electrical is engineered to meet the braking needs of Hyundai Optima and Kia Sonata models. Featuring a floating caliper design, it uses a single phenolic piston that reduces heat transfer and improves brake pad life. The aluminum caliper casting is lightweight yet strong, and the coated silver finish helps resist corrosion and wear. This remanufactured caliper includes mounting hardware and caliper slides, facilitating a straightforward replacement process. The inlet thread diameter and mounting hole diameter are both 10.0 mm, ensuring proper fitment and secure attachment.

Common Applications and Problem Solving

  • Replacement for worn or seized disc brake calipers on Hyundai Optima and Kia Sonata
  • Addresses uneven brake pad wear caused by caliper sticking
  • Resolves brake fluid leaks from damaged piston seals
  • Improves braking response and pedal feel in vehicles with degraded calipers
  • Restores proper brake function after caliper corrosion or damage

Installation Notes and Tips

When installing the BC186457 caliper, ensure the brake system is properly bled to remove air and maintain optimal hydraulic pressure. Verify that the mounting hardware and caliper slides are correctly positioned to prevent caliper binding. Use the specified 10.0 mm inlet thread diameter fittings for brake line connections. It is recommended to inspect brake pads and rotors during installation, as pads are not included with this caliper.

Quality Assurance and Warranty

This MPA Electrical BC186457 disc brake caliper is remanufactured to meet OEM specifications, ensuring reliable performance and safety. The caliper undergoes thorough inspection and testing to confirm functionality and durability. Please refer to the manufacturer’s warranty terms for coverage details.

BrandMPA Electrical
Part NumberBC186457
Inlet Thread Diameter10.0
Mounting Hardware IncludedYes
Grade TypeRegular
Pads IncludedNo
Caliper Casting MaterialAluminum
Caliper Slides IncludedYes
Piston Quantity1
Caliper TypeFloating
Caliper ColorSilver
Mounting Hole Diameter10.0
Mounting Bracket IncludedYes
Piston MaterialPhenolic
E-WasteNo
FinishCoated
Mounting Bolts IncludedNo
Product ConditionRemanufactured

This part fits 13 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2015HyundaiSonataELECTRIC/GASRear LeftCaliper finish or coating may vary
2015KiaOptimaRear Leftwith Manual Parking Brake; Caliper finish or coating may vary
2014HyundaiSonataRear LeftCaliper finish or coating may vary
2014KiaOptimaRear Leftwith Manual Parking Brake; Caliper finish or coating may vary
2013HyundaiSonataRear LeftCaliper finish or coating may vary
2013KiaOptima2.4LL4Rear Leftwith Manual Parking Brake; Caliper finish or coating may vary
2012HyundaiSonataRear LeftCaliper finish or coating may vary
2012KiaOptima2.4LL4Rear LeftCaliper finish or coating may vary
2011HyundaiSonataRear LeftCaliper finish or coating may vary
2011KiaOptima2.4LL4Rear LeftCaliper finish or coating may vary
2010HyundaiSonataRear Leftwith 300mm Diameter Front Disc; Caliper finish or coating may vary
2009HyundaiSonata3.3LV6Rear LeftFrom 12/09; Caliper finish or coating may vary
2009HyundaiSonata2.4LL4Rear LeftFrom 12/09; Caliper finish or coating may vary

* 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:

582103Q100

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.