Technical Specifications:

  • Reference Number: 021965A
  • Product Type: Rear Differential Bush - 55mm SPORT
  • Compatibility:
    • Audi 100 C3 (88-91) Quattro
    • Audi 100 C4 (90-94) Quattro
    • Audi S4 C4 (91-94)
    • Audi 200 C3 (88-91) Quattro
    • Audi A6 C4 (94-97) Quattro
    • Audi S6 C4 (94-97)
    • Audi S6 Plus C4 (94-97)
  • OEM Part Numbers:
    • 443599133
    • 443599125
  • Diagrams:
    • D0233
    • S0204
  • Required Quantity: 1 per vehicle
  • Pieces per Product: 1
  • Hardness Rating: 90 Shore A
  • Material Composition: Polyurethane (PUR/PU)
  • Included Accessories: Grease provided with each product

Important Notice:

  • This 55mm bush is specifically designed for models produced after July 1988.

Elevate your Audi's performance with the RaceStage.eu Rear Differential Bush, engineered for enthusiasts who demand precision and durability. This 55mm SPORT bush is crafted from high-quality polyurethane, ensuring superior resilience and performance under the most demanding conditions. Whether you're navigating tight corners or accelerating on the open road, this bush enhances stability and responsiveness, providing a noticeable improvement in handling.

Designed to fit a range of Audi models, including the 100 C3 and C4, S4, 200 C3, A6, S6, and S6 Plus, this component is a must-have for any serious tuner or performance driver. The 90 Shore A hardness rating strikes the perfect balance between comfort and performance, allowing for a more connected driving experience without sacrificing ride quality.

At RaceStage.eu, we understand that every detail matters. That's why we include grease with every bush, ensuring easy installation and optimal performance right out of the box. Upgrade your vehicle with confidence, knowing that you're investing in a product that meets the highest standards of quality and engineering excellence.

Transform your driving experience today with the RaceStage.eu Rear Differential Bush – where performance meets precision.

Vehicle Compatibility

Brand Model Generation / Chassis Engine
Audi 100 C3 (88-91), C4 (90-94), C4 (91-94), C4 (94-97) -
Audi 200 C3 (88-91), C4 (90-94), C4 (91-94), C4 (94-97) -
Audi A6 C3 (88-91), C4 (90-94), C4 (91-94), C4 (94-97) -
Audi S4 C3 (88-91), C4 (90-94), C4 (91-94), C4 (94-97) -
Audi S6 C3 (88-91), C4 (90-94), C4 (91-94), C4 (94-97) -
Audi S6 PLUS C3 (88-91), C4 (90-94), C4 (91-94), C4 (94-97) -
Strongflex

Strongflex

Strongflex: The Ultimate Performance Suspension Upgrade for Car Enthusiasts Elevate your driving experience with Strongflex, the premier performance suspension upgrade designed specifically for car enthusiasts seeking enhanced handling and stability. Our innovative suspension components are engineered to provide superior performance, ensuring your vehicle handles like a dream on both the track and the road. Key Features and Benefits: - Precision Engineering: Crafted from high-quality materials, Strongflex components are designed for durability and longevity, ensuring your suspension system withstands the rigors of performance driving. - Improved Handling: Experience sharper cornering and reduced body roll, allowing you to tackle tight turns with confidence and precision. - Adjustable Settings: Customize your suspension setup with adjustable features, giving you the flexibility to fine-tune your ride for any driving condition. - Easy Installation: Designed for a straightforward installation process, Strongflex components can be fitted with minimal hassle, getting you back on the road faster. - Enhanced Comfort: Enjoy a smoother ride without sacrificing performance, as Strongflex balances stiffness and comfort for an optimal driving experience. Transform your vehicle's performance with Strongflex and join the ranks of car enthusiasts who demand the best. Don’t settle for ordinary; upgrade to Strongflex today and feel the difference in every turn. Visit our website now to explore our full range of products and take the first step towards an exhilarating driving experience!

55mm Rear Differential Bush for Audi Quattro - 021965A

  • Strongflex
  • Brand: Strongflex
  • Product id: 63285
  • MPN: 021965A
  • Availability: In Stock
  • 41.32€
  • 39.25€

  • Excl. VAT: 32.44€
EU Shipping – No Import Taxes

Available Options


    Stripe
Brand Model Generation Engine
Audi 100 C3 (88-91), C4 (90-94), C4 (91-94), C4 (94-97) -
Audi 200 C3 (88-91), C4 (90-94), C4 (91-94), C4 (94-97) -
Audi A6 C3 (88-91), C4 (90-94), C4 (91-94), C4 (94-97) -
Audi S4 C3 (88-91), C4 (90-94), C4 (91-94), C4 (94-97) -
Audi S6 C3 (88-91), C4 (90-94), C4 (91-94), C4 (94-97) -
Audi S6 PLUS C3 (88-91), C4 (90-94), C4 (91-94), C4 (94-97) -

Strongflex

Strongflex: The Ultimate Performance Suspension Upgrade for Car Enthusiasts Elevate your driving experience with Strongflex, the premier performance suspension upgrade designed specifically for car enthusiasts seeking enhanced handling and stability. Our innovative suspension components are engineered to provide superior performance, ensuring your vehicle handles like a dream on both the track and the road. Key Features and Benefits: - Precision Engineering: Crafted from high-quality materials, Strongflex components are designed for durability and longevity, ensuring your suspension system withstands the rigors of performance driving. - Improved Handling: Experience sharper cornering and reduced body roll, allowing you to tackle tight turns with confidence and precision. - Adjustable Settings: Customize your suspension setup with adjustable features, giving you the flexibility to fine-tune your ride for any driving condition. - Easy Installation: Designed for a straightforward installation process, Strongflex components can be fitted with minimal hassle, getting you back on the road faster. - Enhanced Comfort: Enjoy a smoother ride without sacrificing performance, as Strongflex balances stiffness and comfort for an optimal driving experience. Transform your vehicle's performance with Strongflex and join the ranks of car enthusiasts who demand the best. Don’t settle for ordinary; upgrade to Strongflex today and feel the difference in every turn. Visit our website now to explore our full range of products and take the first step towards an exhilarating driving experience!