1. Car & Truck Manual Transmission Parts Deals
  2. sku: 9247635688675771
  3. PRODUCTS 297-3

AFTERMARKET PRODUCTS 297-3 Od Counter Shaft Pin Cluster Gear M21 7/8 Muncie

fits model: M20.

297-3 Aftermarket Products M20 M21 7/8 Inch Od Counter Shaft Pin For Cluster Gear Muncie 4 Speed

( Brand: Aftermarket Products ), ( Manufacturer Part Number: 297-3 ), ( Fits Makes: Gm ), ( Items Included: Countershaft Pin ), ( Item Diameter: 7/8 Inch ), ( Material: Steel ), ( Item Length: 10 ), ( Vintage Part: Yes ), ( Type: Counter Shaft ), ( Fits Years: 1963-up Using 7/8 Pin ), ( Manufacturer Warranty: 1 Year ), ( Oe/oem Part Number: Wt297-3 ), ( Fits Engines: All ), ( Universal Fitment: No )

Review AFTERMARKET PRODUCTS M21 7/8 Inch Od Counter Shaft Pin For Cluster Gear Muncie Speed fits M20

Introducing the 297-3 m20 m21 7/8 inch OD counter shaft pin, a crucial component for your Muncie cluster gear assembly. Designed to provide smooth and reliable operation for your transmission system, this pin is meticulously crafted to meet the highest standards of precision and durability.

Measuring 7/8 inch in diameter and 3 inches in length, this counter shaft pin is specifically engineered for use in the 20 and 21-spline applications of the Muncie transmission. Its 297-3 designation signifies its compatibility with select Muncie transmission models.

Manufactured from high-strength steel, this pin boasts exceptional tensile strength and resistance to wear and tear. The pin's 7/8 inch outside diameter ensures a secure fit in the corresponding transmission components, while its 3-inch length allows it to span the necessary distance within the transmission housing.

The pin's precision machining ensures a perfect fit and ensures optimal engagement with the cluster gears, leading to improved transmission performance and longevity. This part undergoes rigorous quality control checks during the manufacturing process to ensure it meets the exacting specifications required for your transmission system.

Whether you're restoring a classic vehicle or maintaining a high-performance racing transmission, this 297-3 m20 m21 7/8 inch OD counter shaft pin is an essential upgrade or replacement for your Muncie transmission. Trust us to deliver a top-quality part that will help keep your transmission running at its best.

Buying a 297-3 m20 m21 7/8 inch od countershaft pin for a cluster gear Muncie transmission involves considering both the advantages and disadvantages of this purchase. Here are some potential points to consider:

Advantages:

1. Wear and tear: If the existing countershaft pin in your Muncie transmission is worn out or damaged, replacing it with a new one can help prevent further transmission damage and ensure smooth operation.

2. Improved performance: A new countershaft pin can help improve the overall performance of your transmission, particularly if you frequently engage in high-performance driving or towing.

3. Peace of mind: Knowing that you have a new and reliable countershaft pin installed in your transmission can provide peace of mind and allow you to drive with confidence.

Disadvantages:

1. Cost: A new countershaft pin can be expensive, particularly if you are buying it from a dealership or a specialized transmission parts supplier.

2. Installation: Installing a new countershaft pin can be a complex and time-consuming process, particularly if you are not mechanically inclined. It may be necessary to remove the transmission from the vehicle to access the countershaft pin, which can add to the cost and inconvenience.

3. Availability: Depending on the specific make and model of your Muncie transmission, it may be difficult to find a new countershaft pin. You may need to order one from a specialized supplier, which can add to the wait time and cost.

Conclusion:

The decision to buy a new 297-3 m20 m21 7/8 inch od countershaft pin for your Muncie transmission depends on various factors, including the current condition of your transmission, the frequency and intensity of your driving, and your budget and availability of the part. If you are experiencing transmission issues or frequently engage in high-performance driving, replacing the worn-out countershaft pin with a new one can help prevent further damage and improve overall performance. However, the cost and installation time may be significant, and availability of the part may be a concern.

Recommendation:

If you are unsure whether you need to replace the countershaft pin in your Muncie transmission, it is recommended that you consult a qualified mechanic or transmission specialist. They can inspect your transmission and provide an accurate diagnosis and recommendation for any necessary repairs or replacements. Additionally, consider shopping around for the best price and availability of the part from various suppliers to ensure that you get the best deal.

Details:

part #: 2973 price

  • $32.89

specifications manutransmission:

  • for models: M20
  • brand: Aftermarket Products
  • mpn: 297-3
  • fits makes: Gm
  • items included: Countershaft Pin
  • item diameter: 7/8 Inch
  • material: Steel
  • item length: 10
  • vintage part: Yes
  • type: Counter Shaft
  • fits years: 1963-up Using 7/8 Pin
  • manufacturer warranty: 1 Year
  • oe/oem part number: Wt297-3
  • fits engines: All
  • universal fitment: No

returns manutransmission:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller

seller manutransmission:

  • city: Canyon Country, California
  • rating: 99.7%
  • # reviews: 11586

shipping manutransmission:

  • cost: $0.00
  • transit: 4-7 Days
  • class: Standard, Expedited
  • service: Standard, USPS Priority Mail
  • carrier: USPS
  • type: Fixed

payments manutransmission:

  • credit card: Diners-club
  • wallet: Google-pay
  • other

general manutransmission:

  • condition: New
  • Car Truck Parts Accessories > Transmission Drivetrain > Manual Transmission Parts

offer manutransmission:

  • sold: 0
  • quantity: 2
  • availability: In Stock
  • options: Ship-to-home
  • started: November 14, 2025
for models: m20, fits makes: gm, items included: countershaft pin, item diameter: 7/8 inch, item length: 10, vintage part: yes, type: counter shaft, fits years: 1963-up using 7/8 pin, manufacturer warranty: 1 year, oe/oem part number: wt297-3, fits engines: all, universal fitment: no,
category: auto parts > car truck parts accessories > transmission drivetrain > manual transmission parts, material: steel, sku: 9247635688675771,

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  • Offer #1: $32.89 price + $22.96 shipping estimate = $55.85* total. Manual Transmission Countershaft Pin Manual Trans Countershaft.+$22.96 shipping

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