# Transit Auto K8A-104173 Front Disc Brake Kit for 2002-2005 Chevrolet Trailblazer, GMC Envoy, Buick Rainier & more

### Performance Overview

Transit Auto offers the most comprehensive and highest-quality replacement kits on the market. Thanks to our cutting-edge AI, in-house product team, and proprietary fitment data, we are able to build and deliver the most accurate kits on the market. All our kits include the highest-quality parts on the market, sourced directly by Transit and its sub-brands. Backed by over 50 years of experience and with in-house quality assurance, every customer Transit Auto K8A-104173 is a vehicle-specific disc brake kit designed for compatible applications for 2002-2005 Chevrolet, GMC, Buick, Isuzu, Oldsmobile Trailblazer, Envoy, Rainier, Ascender, Bravada.

### Key Features

-   AmeriBRAKES pads are engineered with vehicle-optimized formulas matching OE specs for optimal braking
-   Engineered with carbon-enhanced XCast™ (G3000) iron castings to achieve an optimal wear resistance, tensile strength and steel hardness providing unmatched
-   Exclusive carbon enhanced materials to ensure optimal all-condition performance
-   100% Precision Spin and Mill-Balanced for smoother stopping and zero vibration at any speed
-   1:1 OE Design - Chamfered and slotted only when applicable to ensure safety and perfect fit

### Vehicle Fitment

**Fitment Position:** Front

**Fitment Summary:** 2002-2005 Chevrolet, GMC, Buick, Isuzu, Oldsmobile Trailblazer, Envoy, Rainier, Ascender, Bravada

**Position:** Front

-   2005 Chevrolet Trailblazer — Position: Front
-   2005 GMC Envoy — Position: Front; Fitment Precision: 4.2L
-   2004-2005 Buick Rainier — Position: Front; Fitment Precision: 4.2L
-   2004-2005 Isuzu Ascender — Position: Front; Fitment Precision: 113.0" wheel base
-   2003-2004 Chevrolet Trailblazer — Position: Front; Note: With 305mm Diameter Front Rotor
-   2002 Chevrolet Trailblazer — Position: Front
-   2002-2004 GMC Envoy — Position: Front
-   2002-2004 Oldsmobile Bravada — Position: Front

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase.

**What part number is this?**  
The listed part number is K8A-104173.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match compatible vehicle applications listed in the fitment section.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

### Common Searches

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-   K8A-104173 fitment
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### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2005

Chevrolet

Trailblazer

Front

2005

GMC

Envoy

Front

4.2L

2004

Buick

Rainier

Front

4.2L

2005

Buick

Rainier

Front

4.2L

2004

Isuzu

Ascender

Front

113.0" wheel base

2005

Isuzu

Ascender

Front

113.0" wheel base

2003

Chevrolet

Trailblazer

Front

With 305mm Diameter Front Rotor

2004

Chevrolet

Trailblazer

Front

With 305mm Diameter Front Rotor

2002

Chevrolet

Trailblazer

Front

2002

GMC

Envoy

Front

## Details

- **Price:** 173.43 CAD
- **Vendor:** Transit Auto
- **Type:** Disc Brake Kit
- **Tags:** 2002 Chevrolet Trailblazer, 2002 GMC Envoy, 2002-2004-oldsmobile-bravada-brakes-front-esi6904320, 2003 Chevrolet Trailblazer, 2004 Buick Rainier, 2004 Chevrolet Trailblazer, 2004 Isuzu Ascender, 2005 Buick Rainier, 2005 Chevrolet Trailblazer, 2005 GMC Envoy, 2005 Isuzu Ascender, 2005-2005-chevrolet-trailblazer-brakes-front-esi6556446, Automotive Parts, Daily Driver, Direct Replacement, Disc Brake Kit, Disc Rotors and Ceramic Brake Pads Kit, Front, K8A-104173, Transit Auto, Transit Auto K8A-104173, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 173.43 CAD | In stock |

## Images

- Transit Auto K8A-104173 Disc Brake Kit for 2002-2005 Chevrolet Trailblazer, GMC Envoy, Buick Rainier & more - Front product image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/transit-auto-k8a-104173-disc-brake-kit-for-2002-2005-chevrolet-trailblazer-gmc-envoy-buick-rainier-and-more-front-k8a-104173)
> Updated: 2026-07-15