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  3. PORSCHE 901.302.901.01

PORSCHE 901.302.901.01 Transmission Ring Pinion 31 911S 911E

fits model: 302, 911. make: Porsche. year: 1970–1971.

901.302.901.01 Porsche 911 Transmission Ring And Pinion 1970 1971 7 31 911s 911e

( Manufacturer Part Number: 901.302.901.01 ), ( Part Type: Ring Pinion Transmission ), ( Manufacturer Warranty: No ), ( Country Of Manufacture: Germany )

Review PORSCHE Transmission Ring And Pinion 31 fits 302 911 1970–1971

Introducing the Porsche 901.302.901.01 transmission ring pinion, an essential component for the iconic Porsche 911 models produced between 1970 and 1971. This part is designed specifically for the 31 series 911s and 911e models, ensuring a perfect fit and optimal performance.

The transmission ring pinion is a critical element of the vehicle's drivetrain system. It is responsible for transmitting engine power to the transmission via the gear teeth on the pinion. This component is engineered from high-strength steel, offering exceptional durability and reliability. Its precision-machined surface ensures smooth and efficient power transfer, contributing to the vehicle's renowned agility and responsiveness.

This Porsche 901.302.901.01 transmission ring pinion features a robust design with a hardened surface treatment. This treatment enhances the pinion's resistance to wear and tear, ensuring it can handle the rigors of daily driving and high-performance applications. Additionally, its chamfered tooth edges contribute to reduced noise levels, making for a more enjoyable driving experience.

Installing this transmission ring pinion is a straightforward process. It is designed to be an easy drop-in replacement, minimizing the time and effort required for installation. However, it is always recommended to consult your vehicle's service manual for specific installation instructions and precautions.

In conclusion, the Porsche 901.302.901.01 transmission ring pinion is an essential upgrade for any 1970-1971 31 series 911s or 911e. Its high-strength steel construction, precision machining, and hardened surface treatment ensure optimal performance, durability, and reliability. Upgrade your Porsche's drivetrain system with this top-quality transmission ring pinion and experience the difference it makes in your vehicle's power transfer and overall performance.

Buying a Porsche 901.302.901.01 transmission ring pinion for a 1970-1971 Porsche 911 or 911e involves considering several factors to help determine if this is a worthwhile investment. Here are some potential pros and cons.

Pros:

1. Authenticity and Originality: Replacing a worn-out or damaged original part with a new one can help maintain the authenticity and originality of your classic Porsche.

2. Improved Performance: A well-functioning transmission is crucial for optimal performance in a Porsche. A new ring pinion may result in smoother shifting and better overall driving experience.

3. Durability: A new ring pinion is designed to last longer than a worn-out or damaged original part, ensuring the reliability of your transmission.

Cons:

1. Cost: Replacement parts for classic cars, especially those from prestigious manufacturers like Porsche, can be quite expensive. The cost of a new transmission ring pinion may be a significant investment.

2. Availability: Finding the correct part for your specific Porsche model, year, and engine configuration can be a challenge. It may take some time and effort to locate a reputable supplier.

3. Installation Complexity: Installing a transmission ring pinion can be a complex process, especially for those without mechanical expertise. Hiring a professional mechanic to perform the installation may add to the overall cost.

In conclusion, buying a Porsche 901.302.901.01 transmission ring pinion for a 1970-1971 Porsche 911 or 911e involves weighing the benefits of improved performance, durability, and originality against the costs and installation complexity. If you value the authenticity and performance of your classic Porsche and are willing to invest in maintaining its longevity, then this may be a worthwhile investment. If, however, the cost and installation complexity are significant concerns, you may want to consider alternative solutions, such as rebuilding the existing transmission or opting for a used but well-maintained replacement part. Ultimately, the decision depends on your personal priorities and circumstances.

Details:

As the photos show, this matched ring and pinion set is in excellent condition. These were used on 1970 and 1971 911T, 911E 2.2S transmissions. You are buying an awesome, used, genuine Porsche ring and pinion set from a 1970/1971 911 transmission.

part #: 90130290101 prices

  • $450.00-$799.00

specifications manutransmission:

  • for models: 302, 911
  • for makes: Porsche
  • for years: 1970-1971
  • mpn: 901.302.901.01
  • part type: Ring Pinion Transmission
  • manufacturer warranty: No
  • country of manufacture: Germany

seller manutransmission:

  • city: Corry, Pennsylvania
  • rating: 100.0%
  • # reviews: 3369

shipping manutransmission:

  • type: Calculated
  • carrier: FedEx
  • class: Economy
  • service: FedEx Ground Economy
  • transit: 2-7 Days
  • cost: $24.88

payments manutransmission:

  • credit card: Diners-club
  • wallet: Paypal
  • other

returns manutransmission:

  • policy: No Returns

offer manutransmission:

  • started: November 5, 2025
  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • quantity: 1

general manutransmission:

  • condition: Used
  • Car Truck Parts Accessories > Transmission Drivetrain > Manual Transmission Parts
for models: 302, 911, for makes: porsche, for years: 1970-1971, part type: ring pinion transmission, manufacturer warranty: no, country of manufacture: germany,
category: auto parts > car truck parts accessories > transmission drivetrain > manual transmission parts, sku: 9055054181274721,

Porsche 901.302.901.01 Is Similar To:

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5 offers $450.00–$799.00 USD
  • Offer #1: $799.00 price + $71.88 shipping estimate = $870.88* total. Don t miss this opportunity to own a rare and desirable 7:31 ring & pinion set for your classic 911! Up for sale is a genuine Porsche 7:31 ring and pinion gear set removed from a 1975 Porsche equipped with the 915 transmission.+$71.88 shipping
  • Offer #2: $450.00 price + $43.43 shipping estimate = $493.43* total. Wir sprechen Porsche! Here is a nice used original genuine Porsche magnesium 5 speed transmission bell housing 901.301.010.02 as used on 1969 and models.+$43.43 shipping
  • Offer #3: $450.00 price + $43.43 shipping estimate = $493.43* total. Wir sprechen Porsche! Unit has mild pitting and a crack on the bellhousing. Here is a nice used original genuine Porsche magnesium 5 speed transmission bell housing 911.301.010.00 as used on 1970-71 911 models.+$43.43 shipping
  • Offer #4: $1800.00 price + $223.76 shipping estimate = $2023.76* total. Here is a nice used original genuine Porsche 925/16 Sport-O-Matic 4 speed transmission 925.300.010.16 as used on 1975-80 911 models.+$223.76 shipping
  • Offer #5: $889.00 price + $24.32 shipping estimate = $913.32* total. It is an 18:34 "F" ratio second gear, so correct for the following transmission versions. You are buying a 6-65 date-stamp transmission input shaft/ main shaft for a 901/902 transmission for 1965-1969 Porsche 911 or 912.+$24.32 shipping

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