What is the main benefit of a Stage 3 clutch kit?

A Stage 3 clutch kit, like this one from SPEC, offers significantly increased torque holding capacity and improved engagement compared to a stock clutch. It's designed to handle more power from engine modifications or the stress of heavy towing and hauling.

Does this clutch kit come with all the necessary components for installation?

This kit includes the clutch disc and pressure plate. It's recommended to inspect and potentially replace the clutch release bearing and pilot bearing during installation, as these are typically sold separately.

What is the recommended break-in procedure for this clutch?

SPEC recommends a break-in period for their performance clutches. This usually involves a series of gentle accelerations and decelerations without hard launches or prolonged slipping, typically for a few hundred miles. Always refer to the manufacturer's specific instructions included with the kit.

Specifications

Brand: SPEC
Part #: SC943

Spec 06-10 Hummer H3 3.5 & 3.7L Stage 3 Clutch Kit

Name: Spec 06-10 Hummer H3 3.5 & 3.7L Stage 3 Clutch Kit
Brand: SPEC
SKU: spec-spec-06-10-hummer-h3-3-5-3-7l-stage-3-clutch-kit-t14-825148
Price: 458.27 USD
Availability: BackOrder

$458.27

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2004-2006 Chevy Colorado and 2006 Hummer H3. This SPEC Stage 3 clutch kit offers improved engagement and holding power for demanding use.

Key Features

Fits 2004-2006 Chevrolet Colorado and 2006 Hummer H3.
Stage 3 clutch kit with high-performance organic composite friction material.
Includes a high-tension pressure plate for increased clamping force.
Designed for improved engagement and higher torque holding capacity.
Well-built for demanding use, including towing and hauling.

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About this part

Product Details

The friction material on this SPEC Stage 3 clutch kit is a high-performance organic composite, chosen for its balance of engagement feel and durability under load. This kit is designed to handle the increased demands of modified engines or frequent towing and hauling, offering a noticeable step up in holding capacity compared to stock. It’s a well-built option for drivers who push their vehicles a bit harder.

When you're looking to upgrade your drivetrain, this Stage 3 kit from SPEC is a solid choice. It includes a new, high-tension pressure plate that clamps the clutch disc firmly, ensuring power gets to the wheels without slipping. The disc itself features the advanced organic composite material, which provides a smooth engagement for daily driving while still being able to handle significantly more torque than a standard clutch. This makes it a popular choice for those rebuilding their clutch system or looking for a more robust solution.

If you're installing this kit, remember that it's a direct replacement for the factory clutch assembly in your Colorado or H3. While it offers improved performance, it's important to follow the manufacturer's break-in procedure to ensure the best longevity and performance from the new clutch materials.