KAX Disc Brake Caliper Assembly Front Right Passenger - Durable Fit

In this review the KAX disc brake caliper assembly is evaluated for drivers who need a direct-fit replacement for the front right passenger side on 2005-2010 Kia Sportage and 2005-2009 Hyundai Tucson models. The bottom line: it is a practical, value-oriented replacement that prioritizes corrosion resistance and reliable braking force thanks to CNC precision machining and an antirust coating, making it a solid option for owners who want an OEM-like fit without paying dealer-level prices. This review focuses on fit, braking performance, and durability.

Key Features

• Vehicle Fitment: Designed specifically for 2005-2010 Kia Sportage and 2005-2009 Hyundai Tucson front right passenger side to ensure a direct replacement without modification.
• Reference Compatibility: Built to match reference numbers such as 19-B2997 and 581902EA10 so buyers can cross-check fit for confidence before purchase.
• Durable Finish: The caliper body is coated with an antirust layer which helps extend service life in wet or salty conditions.
• Precision Operation: CNC precision machining promotes smooth piston sliding, which contributes to predictable braking response and potentially shorter stopping distance.
• Secure Fastening: High-strength bolts are used to reduce the chance of bolt failure under hard braking, improving safety in demanding driving situations.
• Serviceable Ports: Features an inlet port size of 0.39 and an M10 x 1.0 bleeder port to match common brake line and bleeding tools.

Who It's For

The KAX caliper is best for DIY mechanics and independent shops replacing a failed front right caliper on compatible Kia Sportage or Hyundai Tucson models who want a part that matches OEM reference numbers and offers corrosion protection. It is also suitable for drivers seeking cost savings compared with dealer parts while retaining a straightforward installation.

Those who should look elsewhere include owners of vehicles outside the listed years or anyone requiring a multi-piston performance caliper; this unit is a single-piston design and is intended as a like-for-like replacement rather than an upgrade for high-performance braking systems.

Pros & Cons

Pros

• Good fit for listed Kia and Hyundai models, matching common reference numbers cited by OEMs.
• Antirust coating helps longevity in climates with moisture or road salt.
• CNC machining and high-strength bolts provide reliable piston movement and secure mounting under heavy braking.

Cons

• Slideability received mixed feedback from customers, so some users may need to service slides or guides after installation.

Specifications

Vehicle Fitment	2005-2010 Kia Sportage; 2005-2009 Hyundai Tucson (Front Right)
Reference Numbers	19-B2997, 19B2997, 581902EA10, 581302E500, 581902EA00, 581012EA20, 581012EA21
Inlet Port Size	0.39
OD Piston Size	2.357 in
Brake Piston Count	1 Piston
Bleeder Port Size	M10 x 1.0
Finish	Antirust coating

Our Verdict

The KAX front right disc caliper is a practical, cost-effective replacement for the specified Kia and Hyundai models, offering corrosion resistance and CNC-machined components that support consistent braking behavior. For owners needing a straightforward OEM-fit caliper with solid durability and clear reference numbers, this is a good value; those seeking performance upgrades or multi-piston designs should consider other options.

Frequently Asked Questions

Will this caliper fit my 2007 Hyundai Tucson?
Yes, the caliper is listed as compatible with 2005-2009 Hyundai Tucson models for the front right passenger side; verify by entering your vehicle details before purchase.

Does it come with mounting bolts or pads?
The listing specifies high-strength bolts are used in the caliper design, but buyers should check if additional hardware or brake pads are required for their installation.

Is the piston size standard?
The caliper uses a single piston with an OD piston size of 2.357 in, matching the original equipment specification for the referenced part numbers.