What is the main benefit of a Stage 4 clutch kit?

A Stage 4 clutch kit, like this SPEC SJ634, offers a higher clamping force from the pressure plate and a robust friction disc. This allows it to handle significantly more torque and power than a stock clutch, making it suitable for modified vehicles or those used for heavy-duty applications like towing or aggressive off-roading.

What components are included in this SPEC clutch kit?

This SPEC Stage 4 clutch kit includes the necessary components for a clutch replacement: a heavy-duty pressure plate, a sprung organic friction disc, and a pilot bearing. These parts are designed to work together as a matched set for optimal performance.

Does this clutch kit require any special break-in procedure?

Yes, it is recommended to follow SPEC's specific break-in procedure for this clutch kit. Proper break-in helps ensure the clutch components mate correctly, which is crucial for achieving optimal performance and maximizing the lifespan of the clutch.

2012 Jeep Wrangler Clutch Kit | SPEC SJ634

Name: Spec 11-12 Jeep JK Wrangler 3.6L Stage 4 Clutch Kit
Brand: SPEC
Price: 697.88 USD
Availability: InStock

Spec 11-12 Jeep JK Wrangler 3.6L Stage 4 Clutch Kit

$697.88

On Backorder

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

Fits 2012 Jeep Wrangler. SPEC Stage 4 clutch kit for 3.6L engines, built for demanding use.

Key Features

Fits 2012 Jeep Wrangler.
Designed for 3.6L engines.
Stage 4 performance level.
Includes sprung organic friction disc and heavy-duty pressure plate.
Higher clamping force for increased torque capacity.
Sprung hub design helps absorb drivetrain shock.

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Fits this vehicle

Jeep Wrangler 2012

Product Details

This SPEC Stage 4 clutch kit, part number SJ634, is built with a high-performance sprung organic friction disc and a heavy-duty pressure plate, specifically for the 2012 Jeep Wrangler with the 3.6L engine. This setup is designed to handle significantly more torque than the factory clutch, making it a solid choice if you've modified your Jeep for off-roading or towing and need a clutch that can keep up.

The Stage 4 designation means this kit offers a higher clamping force from the pressure plate, which, combined with the sprung organic disc, provides a firm engagement that can transfer more power without slipping. The sprung hub design of the disc helps to absorb some of the shock and vibration that can come with a more aggressive clutch, offering a more manageable feel than a solid hub disc. This kit includes the pressure plate, the friction disc, and a pilot bearing, all engineered to work together for reliable performance under stress.

When installing this clutch, it's important to ensure your flywheel is in good condition or resurfaced, as a worn flywheel can affect clutch performance and longevity. This kit is a direct replacement for your stock clutch assembly, but due to its increased performance capabilities, it's best suited for Jeeps that see regular use in demanding conditions or have undergone engine modifications that increase power output. Proper break-in according to SPEC's instructions is recommended to ensure the longevity of the clutch components.