Disc Brake Caliper Assembly Compatible with Select Cadillac Chevy GMC

In this review of the A-Premium disc brake caliper assembly, the bottom line is practical replacement: it is for owners who need a direct-fit front caliper for many Cadillac, Chevrolet and GMC trucks and SUVs and expect reliable function without exotic features. The reviewer found the part delivers on fit and basic performance, with clear compatibility across model years and a durable antirust coating that helps extend service life. Installation was straightforward for a mechanically inclined DIYer or a local shop, making it a solid value-oriented choice.

Key Features

• Wide vehicle fitment: The caliper is compatible with many Cadillac, Chevrolet and GMC models and years, so it covers common Silverado, Sierra, Yukon and Escalade applications.
• Direct replacement orientation: This unit is specified for front passenger side fitment (and an alternate front driver side fit for select XTS years), simplifying selection for most front-end repairs.
• Two phenolic pistons: The dual 2.003 in pistons provide even clamping force for brake pad contact and consistent braking response on the front axle.
• Standard ports: The M10 x 1.5 inlet and bleeder port sizes match factory hardware, reducing the need for adapters during installation.
• Antirust coating: The protective finish helps resist corrosion in harsh road conditions, which can prolong the service life of the caliper.
• One-year guarantee: A one-year unlimited-mileage warranty offers repair confidence and a measure of buyer protection.

Who It's For

The caliper is best for owners of Silverado 1500, Sierra 1500, Tahoe, Suburban, Yukon, Escalade and related models within the covered years who need a front passenger replacement that matches factory sizing and ports. It fits drivers who prefer a straightforward swap using existing brake lines and bleeder fittings and who value corrosion resistance in a budget-friendly part.

This is not for someone seeking performance brake upgrades, lightweight racing components, or integrated parking-brake assemblies; specialized users should look for performance-caliper upgrades or OEM-specific variants if the vehicle requires additional features beyond a standard front caliper.

Pros & Cons

Pros

• Good fitment for a broad range of Cadillac, Chevrolet and GMC front applications, reducing selection errors.
• Two phenolic pistons and factory-sized ports make installation and function straightforward.
• Antirust coating and a one-year warranty add durability and buyer assurance.

Cons

• Lockability received mixed feedback from customers, so expectations for that feature should be tempered.
• Not intended as a performance upgrade; users needing higher-spec calipers will need a different product.

Specifications

Brake piston count	2 phenolic pistons
Piston size (OD)	2.003 in
Inlet port size	M10 x 1.5
Bleeder port size	M10 x 1.5
Reference numbers	89059121, 15904195, 23498359, 22842351 and variants
Fitment location	Front passenger side (alternate front driver for some XTS years)

Our Verdict

The A-Premium front disc brake caliper assembly is a practical, cost-conscious replacement for many Cadillac, Chevrolet and GMC trucks and SUVs. It provides reliable fit, standard port sizes for easy installation, and corrosion protection backed by a one-year guarantee, so it represents good value for routine brake repairs rather than performance upgrades.

Frequently Asked Questions

Will this caliper bolt directly to my vehicle?
It is designed as a direct-fit replacement for the listed Cadillac, Chevrolet and GMC models and years, matching mounting, piston and port specifications for front passenger applications.

Does it include bleeder and inlet fittings?
The caliper uses standard M10 x 1.5 inlet and bleeder ports to accept factory or aftermarket fittings, but check whether any small hardware is required for your vehicle.

What warranty is offered?
A-Premium provides a one-year unlimited-mileage guarantee on this disc brake caliper assembly for buyer confidence.