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South Bend / DXD Racing Clutch 02-05 Subaru Impreza WRX 2L Stg 4 Extreme Clutch Kit

SKU: SBCKSB03-SS-X

Clutch Kits

SBC Stg 4 Extreme Clutch Kits...

South Bend / DXD Racing Clutch 02-05 Subaru Impreza WRX 2L Stg 4 Extreme Clutch Kit

SKU: SBCKSB03-SS-X

Clutch Kits

SBC Stg 4 Extreme Clutch Kits...

A$2,557.62
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

South Bend / DXD Racing Clutch 02-05 Subaru Impreza WRX 2L Stg 4 Extreme Clutch Kit

Additional Information

KSB03-SS-X, STAGE 4 EXTREME.

Part Type

Transmission Clutch Kit

Product Overview

*STAGE 4 EXTREME:*
This is a "build to order" clutch kit intended for cars with HP modifications exceeding the stage 3 parameters. The Race Engineered pressure plate is modified for maximum plate load. The discs are puck design with sprung and un-sprung options. Friction material options include Sintered Iron and Graphite Impregnated Ceramic. Engagement characteristics can be abrupt. Hydraulic systems may need enhancing for proper clutch separation. Single mass steel SFI approved flywheels are required for safety. Torque ratings are calculated at time of ordering.


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 08:53:14

Data: v4.2 - Upd: 2026-11-08 14:51:47

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Alignment Tool Included:Yes
Clutch Disc Quantity:Single
Clutch Usage:Performance
Description:Stage 4 Clutch Kit; EXTREME Series
Disc Diameter:230
Disc Material:Ceramic
Disc Style:4-paddle
Flywheel Included:No
Hub Style:Sprung
Input Shaft Diameter:1
Input Spline Quantity:24
Mounting Hardware Included:No
Part Number:sbcKSB03-SS-X
Pilot Bushing Included:Yes
Pilot Bushing Material:Steel
Pressure Plate Style:Diaphragm
Quantity:Sold as a kit
Throwout Bearing Included:Yes
Throwout Bearing Style:Standard
Title:South Bend Clutch Stage 4 Extreme Clutch Kit
Torque Rating:600+ft/lbs

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s South Bend Clutch
StreetFX SKU sbcKSB03-SS-X
SFX Item ID 4423433
Accounting SKU sbc-KSB03-SS-X
Manufacturer SKU KSB03-SS-X
Manufacturer UPC 840416332186
Alternative References SBB-KSB03-SS-X

Clutch Kit, Stage 4 X-Series, Single, 1.000 in. - 24-spline, Ceramic Disc, Pressure Plate, Subaru, 2.0L, 2.5L, Kit

South Bend Clutch Stage 4 X-Series clutch kits are build-to-order clutch packages for vehicles modified to exceed Stage 3 hp parameters. The kits include a steel, single mass, SFI-approved flywheel for safety. The race-engineered pressure plate is modified for maximum plate load, and helps to deliver more transmittable torque, stability, extended life, and superior thermal resistance. The South Bend Clutch Stage 4 X-Series clutch kits provide noticeably better dynamics through higher clamp loads, when driving your vehicle to its limits. Order the Stage 4 X-Series clutch kit recommended for your specific vehicle and engine size.

Features, items, and specs include:
• Puck-style disc offered in sprung and un-sprung options
• Graphite-impregnated ceramic or sintered iron friction material options
• Torque ratings calculated at time of ordering
• Engagement characteristics can be abrupt
• Meticulous processing and advanced packaging materials

Product Attributes
BrandSouth Bend Clutch
Manufacturer's Part NumberKSB03-SS-X
Part TypeClutch Kits
Product LineSouth Bend Clutch Stage 4 X-Series Clutch Kits
UPC840416332186
Clutch UsagePerformance
Clutch Disc Quantity1
Flywheel IncludedNo
Input Spline Quantity24
Input Shaft Diameter1.000 in.
Disc Diameter (in.)9.000 in.
Disc Diameter (mm)230mm
Disc MaterialCeramic
Disc Style4-paddle
Hub StyleSprung
Pressure Plate StyleDiaphragm
Throwout Bearing IncludedYes
Throwout Bearing StyleStandard
Alignment Tool IncludedYes
Pilot Bushing IncludedYes
Pilot Bushing MaterialSteel
Counterweight AssistNo
Mounting Hardware IncludedNo
QuantitySold as a kit.

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