SKU: CSB103
Spec 86-93 BMW 325i Stage 3 Clutch Kit SB103
Upgrade your BMW E30 325 series or E28 528e with the Spec Stage 3 Clutch Kit SB103. This kit fits 1984-1986 325e, 1986 325es, 1987-1991 325i, 1987-1991 325is, 1988-1991 325iX, and 1982-1986 528e models with manual transmissions. It provides 470 ft/lbs torque capacity for street/strip builds using a sprung Kevlar disc and reinforced pressure plate for consistent power handling.
Key Features
- High Torque Capacity: Rated to 470 ft/lbs to manage boosted or high-compression engines without slippage
- Sprung Full-Face Kevlar Disc: SF603 disc reduces wear and resists heat for longer service life in demanding conditions
- Reinforced Diaphragm Pressure Plate: SPEC 1566 cover increases clamp load by 30% over stock for firm engagement
- Quality Throwout Bearing: Includes 83038A bearing for smooth operation and compatibility with OEM hydraulics
- Street/Stripped Design: Balances daily drivability with track durability for modified BMWs
Product Notes
- Resurface flywheel or use new for best results during clutch replacement
- Follow 500-mile break-in with no launches or high RPM to seat the disc properly
- Packed in protective box to prevent shipping damage
Installation Notes
- Professional installation recommended.
- Matches OEM 9-bolt pressure plate bolt pattern for direct bolt-in replacement
- Compatible with stock flywheel. lightweight flywheels may need balancing check
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1984-1986 | BMW | 325e | Base |
| 1986 | BMW | 325es | Base |
| 1987-1991 | BMW | 325i | Base |
| 1987-1991 | BMW | 325is | Base |
| 1988-1991 | BMW | 325iX | Base |
| 1982-1986 | BMW | 528e | Base |
Why Choose Spec?
- Spec builds clutches for NHRA drag racing and SCCA road racing teams
- Each kit uses USA-made components tested for real-world durability
- Precision-machined parts ensure exact fit and consistent performance
Frequently Asked Questions
-
Q: Will this fit my 1989 BMW 325i with stock transmission?
A: Yes, direct fit for 1987-1991 BMW 325i base models with Getrag 240 or 260 manual transmission -
Q: What friction material does the disc use?
A: Sprung full-face Kevlar SF603 disc for high heat tolerance and reduced glazing compared to organic discs -
Q: What warranty coverage applies?
A: 12-month manufacturer defect warranty when installed by certified shop with proof
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Sturdy cardboard box measuring 14 x 14 x 6 inches
- Weight: 19 lbs
Clutch Components
Clutch components for manual transmission builds are stocked at Black Ops Auto Works, spanning single and multi disc clutch kits, master cylinders, clutch lines, clutch forks, and rebuild kits. Shop applications for Subaru WRX and STI, Honda and Acura D-Series, Nissan Skyline GT-R and 350Z, BMW E46 M3, Ford Mustang GT and GT500, GM LS platforms, and Dodge Challenger HEMI. Kits range from street-friendly organic disc setups to twin and triple plate racing clutches for high horsepower and forced induction builds. Black Ops Auto Works carries 1,537 clutch component SKUs. What This Category Covers This collection includes clutch covers, clutch discs, clutch forks, clutch lines, clutch master cylinders, clutch rebuild kits, and both single and multi disc clutch kits for manual transmission vehicles across import and domestic platforms. Choosing a Clutch Stage for Your Build Stage 1 clutches suit lightly modified street engines up to about 350 horsepower, Stage 2 kits cover 350 to 500...
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Clutch Kits - Single
Single-disc clutch kits for import sport-compacts, European performance cars, and domestic muscle cars are stocked at Black Ops Auto Works. Shop complete disc, pressure plate, and release bearing kits from Competition Clutch, ACT, OS Giken, Clutch Masters, BLOX Racing, Spec, and XClutch for platforms like the Subaru WRX, Honda Civic Type R, BMW 3 Series, Mini Cooper S, Nissan 350Z, Camaro SS, and Toyota Supra. Every kit here is filterable by year, make, model, and power level, from Stage 1 street-friendly organic discs to Stage 3 ceramic kits built for forced induction. Black Ops Auto Works carries 935 Single Clutch Kit SKUs across organic, sprung-hub, and ceramic disc categories. What This Category Covers A single-disc clutch kit includes the clutch disc, pressure plate, and release bearing needed to replace a worn factory clutch or upgrade to a higher-holding-capacity setup for modified engines. These kits cover naturally aspirated daily drivers, turbocharged and supercharged ...
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Drivetrain
Drivetrain parts for high-horsepower Mopar, truck, Jeep, and import platforms are stocked at Black Ops Auto Works. Shop differentials, axles, driveshafts, clutch kits, flywheels, flexplates, shifters, transmission components, ring and pinion gears, differential braces, and driveline hardware for Hellcat, Trackhawk, TRX, HEMI, LS, LT, Coyote, and turbocharged import platforms. Every drivetrain part is filterable by vehicle platform, drivetrain layout, transmission type, and power level so the correct part ships the first time. Black Ops Auto Works carries 4,765 drivetrain SKUs across differentials, axles, clutches, and transmission hardware. What This Category Covers The drivetrain transfers power from the engine to the wheels and includes the transmission, clutch, driveshafts, axles, differentials, ring and pinion gears, wheel hubs, wheel bearings, U-joints, shifters, mounts, and bushings. Upgrading these components improves power delivery, durability, and reliability under incr...
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SPEC
At SPEC, we are dedicated to pushing the limits of performance, safety, and strength in every product we create. Our mission is clear: to deliver only the best for motorsport enthusiasts and everyday drivers alike. Join us in experiencing the passion we put into our innovations. Why Choose SPEC? Race-Ready Performance: Designed with the needs of racers in mind, SPEC products excel under pressure. Advanced Technology: Our products, including the new stage 1 pressure plate, utilize cutting-edge materials for enhanced performance. Unmatched Durability: Crafted to maximize friction coefficient, wear life, burst resistance, and engagement quality. Trusted by Enthusiasts: As our own toughest customers, we stand by the quality and performance of our products. Experience the SPEC Advantage When you choose SPEC, you’re not just purchasing a product; you’re investing in a commitment to excellence. Our products rise above the competition, offering you: Innovative design for superior p...
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