GM GENUINE PARTS 19260390 Synchronizer

( Brand: Gm Genuine Parts ), ( Manufacturer Part Number: 19260390 ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Replaces Part Number: 19260794 )

Review GM GENUINE PARTS Synchronizer fits FS

The GM 19260390 FS Synchronizer is a crucial component in the powertrain system of select General Motors vehicles. This synchronizer, specifically designed for use in automatic transmissions, ensures smooth and efficient gear engagements during shifting processes. Its function is to reduce friction and noise between gears as they mesh, thus improving overall transmission performance.

The FS Synchronizer, also known as a Forced Slip Synchronizer, features a unique design that utilizes friction material on its gear surfaces. This design allows the gears to "slip" or momentarily disengage during shifting, reducing the shock and wear that would otherwise occur from directly engaging the gears. This not only reduces the harshness of gear shifts but also extends the lifespan of the transmission.

The synchronizer's housing is made from heavy-duty cast iron, which provides superior strength and durability. The gears are precision-machined from high-quality steel, ensuring accurate fitment and smooth operation. The component also includes a clutch pack, which is responsible for engaging and disengaging the synchronizer gears during shifting.

When it comes to maintenance, the GM 19260390 FS Synchronizer is designed with ease of access in mind. The transmission pan is removable, allowing for straightforward inspection and replacement of the synchronizer if necessary. Additionally, the synchronizer's design includes a drain plug, making it simple to change the transmission fluid for regular maintenance.

In summary, the GM 19260390 FS Synchronizer is an essential transmission component that delivers smoother gear engagements, reduced wear, and improved transmission performance. Its robust design, featuring a cast iron housing, high-quality steel gears, and a clutch pack, ensures reliable operation and longevity. With easy access for maintenance and straightforward installation, this synchronizer is an invaluable addition to the powertrain system of eligible GM vehicles.

Pros and Cons of Buying GM Part Number 19260390 FS Synchronizer

The GM 19260390 FS Synchronizer is an essential automotive component used in synchronizing the engine's camshaft and crankshaft for smooth engine operation. This article aims to help potential buyers make an informed decision about purchasing this part by discussing its advantages and disadvantages.

1. Enhanced Engine Performance: A faulty synchronizer can lead to engine misfires, rough idling, and poor fuel economy. Replacing it with a new GM 19260390 FS Synchronizer can help restore optimal engine performance.

2. Improved Drivability: A worn-out synchronizer can cause uneven engine loading, which can lead to hard starting, stalling, or even engine damage. A new synchronizer ensures consistent engine performance and improved drivability.

3. Reliability: GM is a well-known automotive manufacturer, and their replacement parts, including the 19260390 FS Synchronizer, are designed to meet or exceed original equipment specifications. This ensures a reliable and long-lasting solution for your vehicle's synchronizer issue.

4. Smoother Engine Operation: The primary function of a synchronizer is to synchronize the engine's camshaft and crankshaft to ensure smooth engine operation. A new synchronizer ensures that the engine runs smoothly and efficiently.

1. Cost: Replacing a synchronizer can be an expensive repair, especially if it is not the only failing component in your vehicle. The cost of the part itself, labor, and other associated charges can add up.

2. Availability: Depending on your location and the availability of GM parts, it may take some time to get your hands on the 19260390 FS Synchronizer. In some cases, you may need to order it online or from a distributor, which can add to the wait time.

3. Installation Complexity: While the synchronizer itself is a relatively simple component, the installation process can be complex, especially for those without mechanical expertise. Ensuring proper installation is crucial to avoid potential issues down the line.

The GM 19260390 FS Synchronizer is an essential automotive component that plays a crucial role in maintaining optimal engine performance. While the cost and installation complexity are valid concerns, the benefits of improved engine performance, reliability, and smoother operation make it a worthwhile investment for those experiencing synchronizer issues.

If you are experiencing issues with your vehicle's engine performance, rough idling, or hard starting, it is recommended that you have your synchronizer inspected by a certified mechanic. They can diagnose the issue and recommend the best course of action, including the potential need for a new GM 19260390 FS Synchronizer. Always ensure that the part is installed correctly to maximize its lifespan and the benefits it provides to your vehicle.

Details:

Electrical parts are not returnable. Parts must be resalable and in the original packaging. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

part #: 19260390 prices

• $165.95-$258.52

specifications manutransmission:

• for models: Fs
• brand: Gm Genuine Parts
• mpn: 19260390
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• replaces part number: 19260794

offer manutransmission:

• sold: 0
• availability: In Stock
• quantity: 1
• options: Ship-to-home
• started: January 17, 2026

returns manutransmission:

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

general manutransmission:

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

shipping manutransmission:

• cost: $21.05
• class: Standard
• transit: 6-11 Days
• service: Standard
• type: Fixed

seller manutransmission:

• # reviews: 923
• city: Florissant, Missouri
• rating: 99.1%

payments manutransmission:

• wallet: Google-pay
• credit card: Mastercard
• other

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