1. USED Transmission & Drivetrain Deals
  2. sku: 11859949666946772
  3. GM 8617478

GM 8617478 Nos Neutral Clutch Drum Controlled Coupling Transmission

8617478 Gm Nos Neutral Clutch Drum For Controlled Coupling Transmissions

( Brand: Gm ), ( Manufacturer Part Number: 8617478 ), ( Part Type: Clutch Transmission ), ( Vintage Part: Yes ), ( Universal Fitment: No ), ( Transmission Type: Automatic Controlled Coupling )

Review GM Nos Neutral Clutch Drum For Controlled Coupling Transmissions

GM 8617478 Neutral Clutch Drum for Controlled Coupling Transmissions

Description:

The GM 8617478 Neutral Clutch Drum is a crucial component in controlled coupling transmissions, designed specifically for use in select General Motors vehicles. This clutch drum is responsible for facilitating the engagement and disengagement of the transmission's neutral clutch, ensuring a smooth and efficient power transfer between the engine and transmission.

The clutch drum is engineered using high-quality materials, including a robust steel construction, to provide durability and resistance to the extreme temperatures and heavy loads encountered during vehicle operation. Its precise dimensions and meticulously machined surfaces ensure a perfect fit and optimal performance with the accompanying pressure plate and release bearing.

Key Features:

1. Robust Steel Construction: The GM 8617478 Neutral Clutch Drum boasts a tough steel construction, which not only provides the strength necessary to handle the high torque loads but also ensures excellent heat dissipation for enhanced longevity.

2. Precise Engineering: Designed with meticulous attention to detail, this clutch drum offers a perfect fit and reliable operation within the transmission system.

3. Enhanced Efficiency: Its optimized design facilitates seamless engagement and disengagement of the neutral clutch, ensuring efficient power transfer and improved overall vehicle performance.

4. OEM Quality: This clutch drum is an authentic GM part, ensuring compatibility and performance that meets or exceeds the original equipment specifications.

5. Easy Installation: The GM 8617478 Neutral Clutch Drum is engineered for a straightforward installation process, allowing for quick replacement and minimal downtime.

By choosing the GM 8617478 Neutral Clutch Drum, you're not only investing in a high-performing and durable component for your controlled coupling transmission but also ensuring the continued reliability and smooth operation of your General Motors vehicle.

Buying a GM part number 8617478 for a neutral clutch drum in a controlled coupling transmission involves considering both its advantages and disadvantages. This information is intended to help you make an informed decision.

Advantages:

1. Original Equipment Manufacturer (OEM) part: This clutch drum is a direct replacement part manufactured by General Motors, ensuring compatibility and reliability with your transmission system.

2. Quality assurance: OEM parts undergo rigorous testing and quality checks, reducing the likelihood of defects or premature failure.

3. Peace of mind: Installing an OEM part can help prevent potential issues related to aftermarket parts, such as compatibility problems or reduced performance.

Disadvantages:

1. Cost: OEM parts may be more expensive than aftermarket alternatives, which could be a concern for some buyers.

2. Limited availability: GM part 8617478 might not be as widely available as aftermarket alternatives, which could make sourcing the part more difficult or time-consuming.

3. Longer lead times: As an OEM part, it may take longer to receive the clutch drum due to the manufacturing and shipping process.

Conclusion:

When deciding whether to buy GM part number 8617478 for a neutral clutch drum, consider the advantages and disadvantages. The OEM part offers compatibility, reliability, and peace of mind, but it may come at a higher cost and longer lead times compared to aftermarket alternatives. Ultimately, the decision depends on your priorities, budget, and availability of the part.

Recommendation:

If you value compatibility, reliability, and peace of mind, and are willing to pay a premium and wait for the part, then purchasing an OEM GM neutral clutch drum (part number 8617478) is a good choice. However, if you're looking for a more cost-effective alternative with faster availability, you might consider researching and purchasing a high-quality aftermarket neutral clutch drum.

Details:

And 1-8617478 drum. To #056-117337 must also use 1-8616899 piston, 1-8616919 seal pkg. 1956-1960 Oldsmobile 1956-1958 use with piston step in oil groove. When replacing 8616141 on 56 trans.

part #: 8617478 prices

  • $50.00-$149.00

specifications othellodrivetrain:

  • brand: Gm
  • mpn: 8617478
  • part type: Clutch Transmission
  • vintage part: Yes
  • universal fitment: No
  • transmission type: Automatic Controlled Coupling

payments othellodrivetrain:

  • credit card: Visa
  • other
  • wallet: Paypal

returns othellodrivetrain:

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

shipping othellodrivetrain:

  • cost: $9.13
  • type: Calculated
  • carrier: USPS
  • service: USPS Ground Advantage
  • transit: 3-8 Days
  • class: Standard

general othellodrivetrain:

  • Car Truck Parts Accessories > Transmission Drivetrain > Other Transmission Drivetrain
  • condition: New other see details

offer othellodrivetrain:

  • quantity: 1
  • options: Ship-to-home
  • sold: 0
  • started: January 14, 2026
  • availability: In Stock

seller othellodrivetrain:

  • # reviews: 696
  • rating: 100.0%
  • city: Merrick, New York
part type: clutch transmission, vintage part: yes, universal fitment: no, transmission type: automatic controlled coupling,
category: auto parts > car truck parts accessories > transmission drivetrain, sku: 11859949666946772,

Gm 8617478 Is Similar To:

othellodrivetrain logo
5 offers $50.00–$149.00 USD
  • Offer #1: $50.00 price + $9.69 shipping estimate = $59.69* total. and 1- drum When replacing 8616141 on 56 trans.+$9.69 shipping
  • Offer #2: $125.00 price + $0.00 shipping estimate = $125.00* total.FREE SHIPPING
  • Offer #3: $149.00 price + $9.69 shipping estimate = $158.69* total. This clutch drum is not universal and is a genuine GM product, making it a high-quality component for your vehicle's transmission system. The Genuine GM Part Neutral Clutch Drum is a vintage part designed specifically for Automatic Controlled Coupling transmissions.+$9.69 shipping
  • Offer #4: $59.99 price + $12.00 shipping estimate = $71.99* total. They are new, NOS or NORS with no rust or corrosion This neutral clutch drum fits the below cars/transmissions with the Jetaway transmission.+$12.00 shipping
  • Offer #5: $45.00 price + $24.80 shipping estimate = $69.80* total. It s models with Hydra matic Transmission this is new old stock in the box sold exactly as is 1957 to 1960 Oldsmobile transmission neutral clutch drum NOS gm.+$24.80 shipping

Copyright © othellodrivetrain.com