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SBC Clutch Kit for 1970-1972 Dodge Challenger 7.2L Diesel – Fits Other Vehicles

$848.56
SKU SD1-2221R-12
MPN K05951-HD
  • Regular price $848.56

Sku: SD1-2221R-12

MPN: K05951-HD



Enhance your vehicle's performance with South Bend Clutch's SD1-2221R-12 Clutch Kit! Perfect for a range of driving styles, from daily commuting to extreme racing. This kit boasts a choice of Organic, Ceramic, or Kevlar friction materials to match your driving needs, offering optimal performance, durability, and heat resistance. Designed for gas engines, it features an 18 input spline, 1.19-inch input shaft diameter, and a standardized 11-inch disc diameter for efficient power transmission. Stage 1 and Stage 2 variants cater to everything from regular driving with minor upgrades to aggressive sport driving and moderate performance applications. Includes a single clutch disc, with styles varying by material for precise engagement and performance. Note: Flywheel not included. Upgrade your ride with South Bend Clutch for unparalleled quality and performance.


$848.56
SKU SD1-2221R-12
MPN K05951-HD
12,000 Mile | 12 Month Warranty
100% Premium Components
Industry Leading Support

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  • Designed for seamless compatibility with a wide range of automotive vehicles.
  • Crafted using the latest technology for peak performance and durability.
  • Offers superior torque handling capabilities to enhance your driving experience.
  • Engineered for reduced wear and tear, extending the life of your clutch system.
  • Provides smoother, more responsive clutch engagement for an improved shift feel.
  • Each kit includes all necessary components for a complete and hassle-free installation.
  • Tested rigorously to meet or exceed OE specifications for a reliable fit.
  • Backed by expert customer support to assist with any inquiries or installation questions.

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12,000 Mile | 12 Month Warranty
100% Premium Components
Industry Leading Support

SBC Clutch Kit for 1970-1972 Dodge Challenger 7.2L Diesel – Fits Other Vehicles - Organic / Stage 1 / Daily Plus

$848.56

20% OFF ALL SBC APPAREL. OFFER ENDS SOON

South Bend Clutch (SBC) aims to deliver exceptional quality, performance, and reliability through our meticulously designed clutch kits. Our SBC SD1-2221R-12 Clutch Kit exemplifies our commitment to innovation and excellence in the automotive industry. This product lineup caters to a wide range of applications, from daily driving to high-performance racing, ensuring compatibility with various driving demands and preferences. Our clutch kits are designed with precision engineering to enhance your vehicle's drivability and performance.

Our clutch kits are available in multiple variants to suit different driving styles and requirements. The options include Organic, Ceramic, and Kevlar friction materials, which are selected to optimize performance, durability, and heat resistance. Each material offers unique benefits:

  • Organic friction material provides smooth engagement and is suitable for daily driving and light performance applications. It offers a balance between performance and longevity, making it an ideal choice for drivers who seek enhanced drivability without sacrificing the comfort of the ride.
  • Ceramic friction material is designed for extreme conditions, offering higher heat resistance and durability. It is ideal for high-performance and racing applications, where higher horsepower and torque levels require a clutch that can handle intense operating conditions without fading or slipping.
  • Kevlar friction material offers a great compromise between the smooth engagement of organic material and the durability of ceramic. It provides excellent wear resistance and heat tolerance, making it suitable for sport driving and moderate performance applications.

Our clutch kits are engineered to meet the specific needs of gas engines, with an 18 input spline and a 1.19-inch input shaft diameter, ensuring a perfect fit and optimal performance for your vehicle. The disc diameter is standardized at 11 inches across the variants, providing a broad surface area for efficient power transmission.

The SBC SD1-2221R-12 Clutch Kit variants are designed with different stages and usage levels in mind:

  • Stage 1 variants are tailored for daily driving with an added performance edge, suitable for vehicles that are driven regularly but may have minor performance upgrades.
  • Stage 2 variants cater to more aggressive driving and moderate performance applications, including sport driving and occasional track use. These are designed for vehicles with more significant performance upgrades, requiring a clutch that can handle increased power while maintaining smooth operation.

Each kit includes a single clutch disc, designed with specific styles to match the friction material and intended use. The full face disc style is common across our organic and Kevlar variants, providing a large contact area for smooth engagement and consistent performance. The ceramic variant features a 6-paddle disc style, which offers a more aggressive engagement ideal for extreme applications. All our clutch discs feature a sprung hub style which helps in reducing drivetrain shock during engagement, thereby extending the lifespan of the clutch system and improving ride quality.

The pressure plate style utilized in our clutch kits is the Lever Type, which is designed for reliability and optimal clamping force, ensuring that the power from your engine is efficiently transferred to the drivetrain without slippage. Our clutch kits are designed for ease of installation and include all necessary components to ensure a complete and straightforward setup. Each kit comes with a throw-out bearing, an alignment tool, and a pilot bushing made from durable bronze material, providing you with everything needed for a successful installation.

While our clutch kits do not include a flywheel, they are compatible with a wide range of OEM and aftermarket flywheels, allowing you to choose the best option for your vehicle and driving needs. This flexibility ensures that you can tailor your drivetrain setup to achieve the perfect balance of performance, drivability, and durability.

At South Bend Clutch, we are dedicated to providing products that meet the highest standards of quality and performance. Our clutch kits are the result of extensive research, development, and testing, ensuring that they deliver the reliability and performance our customers expect. Whether you are upgrading your vehicle for enhanced street performance, preparing for competitive racing, or simply seeking a reliable replacement for your factory clutch, South Bend Clutch has a solution to meet your needs.

Choosing the right clutch kit is crucial for achieving the desired performance, reliability, and driving experience. Our expert team at South Bend Clutch is always available to help you select the perfect clutch kit for your vehicle and driving preferences. With a wide network of dealers, finding a South Bend Clutch product near you is easy and convenient.

In summary, the SBC SD1-2221R-12 Clutch Kit and its variants offer a comprehensive solution for enhancing your vehicle's performance and drivability. With options suited for daily driving, sport driving, and extreme performance applications, South Bend Clutch provides the quality, durability, and performance that driving enthusiasts demand. Trust South Bend Clutch for your next clutch upgrade and experience the difference in quality and performance that our products deliver.

South Bend Clutch Organic Friction Material

Organic Friction Material

Organic clutch material is a top choice for drivers seeking smooth, reliable performance for everyday use. Made from a blend of woven organic fibers and resin compounds, it offers excellent friction stability, making it ideal for street driving where comfort and longevity are priorities. Its consistent engagement and reduced noise make it particularly suited for daily drivers, light towing, and moderate performance applications where clutch feel matters.

Designed to handle moderate torque loads, organic clutch discs excel in standard driving conditions but may wear faster under extreme stress compared to performance-based materials. However, they remain a cost-effective and dependable option for drivers who prioritize comfort and balanced performance over extreme power handling.

South Bend Clutch Organic Friction Material

Organic clutch material is a top choice for drivers seeking smooth, reliable performance for everyday use. Made from a blend of woven organic fibers and resin compounds, it offers excellent friction stability, making it ideal for street driving where comfort and longevity are priorities. Its consistent engagement and reduced noise make it particularly suited for daily drivers, light towing, and moderate performance applications where clutch feel matters.

Designed to handle moderate torque loads, organic clutch discs excel in standard driving conditions but may wear faster under extreme stress compared to performance-based materials. However, they remain a cost-effective and dependable option for drivers who prioritize comfort and balanced performance over extreme power handling.

South Bend Clutch Sprung Hub Style

Sprung Hub Style

The sprung hub clutch is a versatile design focused on balancing performance with drivability. It features a series of dampening springs integrated into the hub, which help absorb vibrations and reduce shock during clutch engagement. This design is ideal for daily drivers, street performance vehicles, and light towing, where smooth gear changes and reduced drivetrain stress are essential.

By minimizing shock transfer, the sprung hub clutch prolongs the life of other drivetrain components, making it a reliable option for vehicles needing both comfort and moderate power handling. While slightly less direct in power transfer than a solid hub, it offers a superior driving experience for most street and light performance applications.

South Bend Clutch Sprung Hub Style

The sprung hub clutch is a versatile design focused on balancing performance with drivability. It features a series of dampening springs integrated into the hub, which help absorb vibrations and reduce shock during clutch engagement. This design is ideal for daily drivers, street performance vehicles, and light towing, where smooth gear changes and reduced drivetrain stress are essential.

By minimizing shock transfer, the sprung hub clutch prolongs the life of other drivetrain components, making it a reliable option for vehicles needing both comfort and moderate power handling. While slightly less direct in power transfer than a solid hub, it offers a superior driving experience for most street and light performance applications.

South Bend Clutch Full Face Disc Style

Full Face Disc Style

The full face clutch disc is designed for smooth engagement, even wear, and maximum surface contact with the pressure plate and flywheel. Covering the entire friction surface, this design provides excellent power transfer, making it ideal for daily drivers, light towing, and vehicles where comfort and longevity are top priorities. The increased surface area allows for better heat distribution, reducing the risk of premature wear.

Full face discs excel in standard and moderate performance applications, offering a balanced blend of drivability and durability. However, they may lack the aggressive grip required for extreme power handling compared to paddle-style discs, making them better suited for stock to lightly modified vehicles.

South Bend Clutch Full Face Disc Style

The full face clutch disc is designed for smooth engagement, even wear, and maximum surface contact with the pressure plate and flywheel. Covering the entire friction surface, this design provides excellent power transfer, making it ideal for daily drivers, light towing, and vehicles where comfort and longevity are top priorities. The increased surface area allows for better heat distribution, reducing the risk of premature wear.

Full face discs excel in standard and moderate performance applications, offering a balanced blend of drivability and durability. However, they may lack the aggressive grip required for extreme power handling compared to paddle-style discs, making them better suited for stock to lightly modified vehicles.

South Bend Clutch Single Disc Clutch Kit

Single Disc

A single disc clutch is the most common and straightforward clutch design, featuring one friction disc to transfer power from the engine to the transmission. Known for its simplicity and reliability, it is ideal for standard vehicles, daily drivers, and light performance applications. Single disc clutches provide smooth engagement, making them perfect for casual driving and moderate power outputs.

While single disc clutches offer excellent drivability and cost-effectiveness, they have limited torque capacity compared to multi-disc setups. This design is best suited for vehicles with moderate horsepower levels where comfort, longevity, and ease of use are the primary concerns.

A single disc clutch is the most common and straightforward clutch design, featuring one friction disc to transfer power from the engine to the transmission. Known for its simplicity and reliability, it is ideal for standard vehicles, daily drivers, and light performance applications. Single disc clutches provide smooth engagement, making them perfect for casual driving and moderate power outputs.

While single disc clutches offer excellent drivability and cost-effectiveness, they have limited torque capacity compared to multi-disc setups. This design is best suited for vehicles with moderate horsepower levels where comfort, longevity, and ease of use are the primary concerns.

South Bend Clutch Stage 1 Clutch

Stage 1 Clutch

A Stage 1 clutch is designed for drivers seeking a slight performance upgrade over a stock clutch while maintaining smooth engagement and drivability. Ideal for daily drivers and mild performance enhancements, it offers increased clamping force and better heat resistance compared to factory clutches. This makes it suitable for vehicles with minor bolt-on modifications, such as intake or exhaust upgrades.

While Stage 1 clutches provide improved durability and power handling, they maintain a comfortable pedal feel and minimal noise, making them a perfect choice for street driving with light towing or occasional spirited driving. They balance performance with everyday usability.

A Stage 1 clutch is designed for drivers seeking a slight performance upgrade over a stock clutch while maintaining smooth engagement and drivability. Ideal for daily drivers and mild performance enhancements, it offers increased clamping force and better heat resistance compared to factory clutches. This makes it suitable for vehicles with minor bolt-on modifications, such as intake or exhaust upgrades.

While Stage 1 clutches provide improved durability and power handling, they maintain a comfortable pedal feel and minimal noise, making them a perfect choice for street driving with light towing or occasional spirited driving. They balance performance with everyday usability.

Warranty Coverage

South Bend Clutch, Inc. warrants that our clutches are free from defects in workmanship and material under normal use and service. Our warranty provides coverage for 12 months or 12,000 miles (whichever comes first) from the date of installation.

The obligation of South Bend Clutch, Inc. under this warranty is limited to repair, replacement, or credit at our discretion for any product found to be defective. We will not be liable for losses, damages, or injury to persons or property resulting from misuse or improper installation of any part subject to this warranty.

*** WE DO NOT COVER LABOR, NO EXCEPTIONS WILL BE MADE ***

 

 

Warranty Registration

To activate your warranty coverage, you must register your clutch through our online Warranty Hub within 30 days of purchase.

What You'll Need to Register:

  • Proof of purchase (receipt or invoice showing purchase date and price paid)
  • Vehicle information (year, make, model, VIN)
  • Current odometer reading at time of installation
  • Installer information (shop name, address, phone number)
  • Part number of your South Bend Clutch product

Click here to Register Your Warranty

After registration, you'll receive a confirmation email with your warranty certificate number. You can check your warranty status anytime at warranty.southbendclutch.com/lookup.

Filing a Warranty Claim

If you experience an issue with your clutch during the warranty period, you can submit a claim through our Warranty Hub.

Claim Submission Requirements:

  • Your warranty certificate number or the email used during registration
  • Current odometer reading
  • Description of the issue you're experiencing
  • Photos of the affected parts (pressure plate, disc, flywheel)
  • Photos showing the condition of related components

Our warranty team will review your claim and may request additional information or photos. South Bend Clutch, Inc. reserves the right to examine all parts returned for warranty claims to determine whether the failure was due to a defect in material or workmanship.

Warranty Conditions

The Limited Warranty will NOT be valid under the following conditions:

  • The product is NOT registered within thirty (30) days of purchase
  • The product was purchased below our MAP price (see Pricing Policy below)
  • The clutch was not installed by a certified or professional mechanic
  • The flywheel was not replaced with new or properly resurfaced to specification
  • The clutch has been altered, improperly installed, or damaged by accident, negligence, or misuse
  • The transmission has failed or shows excessive wear
  • The product is used for high performance and/or racing purposes for which it was not originally engineered

WARRANTY IS NON-TRANSFERABLE – Coverage applies only to the original purchaser and vehicle.

Pricing Policy

We encourage you to shop around when buying our parts, but we do not allow discounts or price matching below our MAP prices (3% below our published retail price).

Important: Purchases made below MAP price are not eligible for warranty coverage. Your proof of purchase must show a qualifying purchase price.

Return Policy

No returned product for warranty, repair, or replacement will be accepted without a Return Merchandise Authorization (RMA) number.

To Obtain an RMA:

  • If you purchased from an authorized dealer, contact them first to initiate the return process
  • If you purchased directly from South Bend Clutch, call our warranty department at 1-800-988-4345

Once your claim is approved, you will receive an RMA number with shipping instructions for returning the defective parts.

Questions?

For warranty inquiries, contact our warranty department at warranty@southbendclutch.com or call 1-800-988-4345.

Visit the SBC Warranty Hub

Vehicle Fuel Type Manual Prevalence Drivetrain Transmission Type Used OEM Flywheel Type
1970-1972 Dodge Challenger 7.2LDiesel2WDMuncie M21Solid Mass
1970-1971 Dodge Challenger 7.0LDiesel2WDMuncie M21Solid Mass

PRODUCT FAQs

Have a question ? We are here to help.

Is the shipping free?

Yes. Worldwide shipping is already included in the price. We use DHL express with 3 days delivery time.

When will I receive my item?

When we have received your order, you will automatically receive an e-mail confirming your order. Orders made before 2 PM (CET) will be picked, packed and shipped the same day. Delivery time is usually 2-4 working days with DHL Express.

Can I change or return my item?

If you want to change a product into another model, strap color etc., please contact us so we are able to reserve the new item in our stock immediately. You are always entitled to an exchange or refund within 30 days after you have received your package, as long as the item has not been used.

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