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  3. 3845079

3845079 Muncie Transmission Speedometer Drive Gear Axle 4.56 4.88

fits model: T10.

3845079 General Motors Muncie And T10 4 Speed Transmission Speedometer Drive Gear 4.56 4.88 Axle Ratio

( Brand: General Motors ), ( Manufacturer Part Number: 3845079 ), ( Type: Speedometer Gear ), ( Manufacturer Warranty: Yes ), ( Material: Steel ), ( Country Of Origin: United States )

Review GENERAL MOTORS Muncie And Speed Transmission Speedometer Drive Gear 4.56 4.88 Axle Ratio fits T10

The Muncie T10 3845079 transmission speedometer drive gear is an essential component for the proper functioning of the speedometer in vehicles equipped with a Muncie T10 transmission. This gear is specifically designed for use with axle ratios of 4.56 and 4.88.

The gear is manufactured with high-quality materials, ensuring durability and reliability. It is precision-machined to ensure a perfect fit and smooth operation. The gear teeth are accurately cut with a fine tooth profile that provides positive engagement, ensuring accurate speedometer readings.

The Muncie T10 3845079 transmission speedometer drive gear is designed to fit securely onto the transmission output shaft. It features a spline design that provides a strong connection between the gear and the shaft. The splines are accurately machined to ensure a positive engagement and prevent slippage.

This gear is suitable for use in both manual and automatic transmissions. It is designed to work with the standard speedometer cable and connector. The gear is also compatible with most aftermarket speedometer systems.

The Muncie T10 3845079 transmission speedometer drive gear is an excellent replacement for worn-out or damaged gears. It is also suitable for use in rebuilt transmissions or in vehicles that have been restored. The gear is backed by a manufacturer's warranty, ensuring peace of mind for the customer.

In summary, the Muncie T10 3845079 transmission speedometer drive gear is a high-quality component that is essential for the proper functioning of the speedometer in vehicles equipped with a Muncie T10 transmission. It is precision-machined to ensure a perfect fit and smooth operation, and it is suitable for use with axle ratios of 4.56 and 4.88. The gear is designed to provide accurate speedometer readings and is backed by a manufacturer's warranty.

Buying a Muncie T10 transmission speedometer drive gear, specifically model 3845079 with a 4.56 or 4.88 axle ratio, can be a useful addition to your vehicle for various reasons. Here are some pros and cons to consider before making a purchase:

Pros:

1. Accurate Speedometer: With the correct drive gear, your speedometer will provide an accurate reading of your vehicle's speed. This is essential for safe and effective driving, especially when traveling at higher speeds or on long trips.

2. Improved Performance: A correct drive gear ratio can improve overall performance by optimizing the power delivery from the engine to the wheels. This can result in better acceleration and smoother shifting.

3. Easy Installation: The Muncie T10 transmission speedometer drive gear is a relatively simple part to install. It typically requires minimal tools and can be done in a short amount of time.

Cons:

1. Cost: The Muncie T10 transmission speedometer drive gear can be a costly investment, especially when compared to other, more common speedometer drive gears. This may be a deterrent for some buyers.

2. Availability: Depending on the specific model and axle ratio, the Muncie T10 transmission speedometer drive gear may be difficult to find. This can result in longer lead times for delivery or higher prices from aftermarket suppliers.

3. Complexity: While the installation process may be straightforward, the Muncie T10 transmission itself can be a complex system. Misidentifying the correct drive gear or installing it incorrectly can result in damage to the transmission or other components.

Conclusion:

The decision to buy a Muncie T10 transmission speedometer drive gear, model 3845079 with a 4.56 or 4.88 axle, ultimately depends on your individual needs and circumstances. If you prioritize accurate speedometer readings, improved performance, and a straightforward installation process, then this part may be worth the investment. However, if cost or availability are major concerns, or if you are uncertain about the complexity of the Muncie T10 transmission, then it may be best to consider alternative solutions.

Recommendation:

Before making a purchase, it is recommended that you consult with a qualified mechanic or transmission specialist to ensure that the Muncie T10 transmission speedometer drive gear is the best option for your specific vehicle and driving style. They can help you identify the correct drive gear ratio, assess the complexity of the installation process, and provide guidance on potential cost savings or alternative solutions. Additionally, be sure to purchase the drive gear from a reputable supplier to ensure its authenticity and quality.

Details:

part #: 3845079 prices

  • $60.00-$65.00

specifications manutransmission:

  • for models: T10
  • brand: General Motors
  • mpn: 3845079
  • type: Speedometer Gear
  • manufacturer warranty: Yes
  • material: Steel
  • country of origin: United States

shipping manutransmission:

  • transit: 3-9 Days
  • cost: $6.00
  • type: Fixed
  • service: USPS Ground Advantage
  • class: Standard
  • carrier: USPS

returns manutransmission:

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

seller manutransmission:

  • city: Centre Hall, Pennsylvania
  • rating: 100.0%
  • # reviews: 3898

payments manutransmission:

  • cash
  • check
  • money order
  • wallet: Apple-pay
  • other
  • credit card: Diners-club

offer manutransmission:

  • availability: In Stock
  • started: April 8, 2026
  • options: Ship-to-home
  • quantity: 3
  • sold: 0

general manutransmission:

  • condition: Used
  • Car Truck Parts Accessories > Transmission Drivetrain > Manual Transmission Parts
for models: t10, type: speedometer gear, manufacturer warranty: yes, country of origin: united states,
category: auto parts > car truck parts accessories > transmission drivetrain > manual transmission parts, material: steel, sku: 12167873212844752,

General Motors 3845079 Is Similar To:

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2 offers $60.00–$65.00 USD
  • Offer #1: $65.00 price + $6.00 shipping estimate = $71.00* total.+$6.00 shipping
  • Offer #2: $60.00 price + $20.00 shipping estimate = $80.00* total. I am not an expert on this transmission but from research it appears to be for 1959-61 GMC and Chevrolet 10-30 series trucks with 3 or 4 speed. For sale is a NOS 3761928 Input/Clutch gear.+$20.00 shipping

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