CLASSIC INDUSTRIES GN111325 Gm Speedometer Gear Ring Natural 200-4R THM325 31

( Brand: Classic Industries ), ( Manufacturer Part Number: GN111325 ), ( Part Type: Ring Speedometer Gear )

Review CLASSIC INDUSTRIES Gm Speedometer Driven Gear O ring 31 Tooth Natural White

Introducing the Classic GM Part Number GN111325 Thm325 Speedometer Gear O-Ring. This essential automotive component is specifically designed for GM vehicles with the 200-4R transmission system.

The o-ring in question is a critical part of the speedometer gear assembly. It functions as a seal, preventing the transmission of fluids or air between two rotating shafts. This maintains the necessary pressure within the transmission system and ensures accurate speedometer readings.

This o-ring is made from 31 natural rubber, a material renowned for its durability and flexibility. The natural formulation allows the o-ring to effectively seal the transmission while accommodating normal expansion and contraction caused by temperature changes.

The Thm325 Speedometer Gear O-Ring from GM is a direct factory replacement. It is engineered to meet the exacting specifications of your GM vehicle, ensuring a perfect fit and optimal performance. Installing this o-ring is a straightforward process, typically completed in a matter of minutes.

By using a genuine GM part, you can trust in its quality and reliability. This o-ring is designed to last, reducing the need for frequent replacements and saving you time and money in the long run.

In summary, the Classic GM Part Number GN111325 Thm325 Speedometer Gear O-Ring is an essential component for maintaining the performance and accuracy of your GM vehicle's speedometer. Made from 31 natural rubber and engineered to meet factory specifications, this replacement o-ring is a direct fit and a wise investment for any GM 200-4R transmission system owner.

Buying a new O-ring for a Classic GM 200-4R THM325 speedometer, part number GN111325, can be a necessary repair for maintaining the proper function of your vehicle's speedometer. Let's examine some potential pros and cons of purchasing this part.

1. Accuracy: A new O-ring ensures that there are no leaks, preventing inaccuracies in your speedometer reading.

2. Reliability: Replacing worn-out or damaged O-rings can prevent further damage and extend the life of your transmission.

3. Safety: Properly functioning speedometers are crucial for safe driving, as they help you maintain a constant speed and monitor your vehicle's speed while driving.

1. Cost: Replacing an O-ring might seem like a small repair, but the cost can add up, especially when considering the labor charges if you're not doing it yourself.

2. Time: If you're not mechanically inclined, you may need to take your vehicle to a shop for the repair, which could result in lost time.

3. Availability: Depending on where you live, finding the specific O-ring for your Classic GM transmission might be challenging, especially if it's an older model.

In conclusion, the decision to buy a new O-ring for your Classic GM 200-4R THM325 speedometer ultimately depends on your personal circumstances. If you value the accuracy and reliability of your speedometer and are willing to invest the time and money, then replacing the O-ring is a worthwhile investment. On the other hand, if you're on a tight budget or prefer to avoid the hassle, you may choose to live with the potential inaccuracies or risks of a malfunctioning speedometer.

My recommendation would be to weigh the pros and cons carefully, consider your personal circumstances, and make an informed decision based on what's best for you and your vehicle. If you decide to proceed with the repair, I wish you the best of luck with the installation process.

Details:

Use this gear to replace your worn out or damaged original use a different for speedometer correction when changing rear axle ratios and tire sizes. Replaces GM Part# 403417. GM 200-4R THM325 Speedometer Driven Gear w/ O-Ring; 31 Tooth; Natural / White: Replacement speedometer driven gear for or THM 325 transmissions.

part #: gn111325 prices

• $88.54-$88.92

specifications othellodrivetrain:

• brand: Classic Industries
• mpn: Gn111325
• part type: Ring Speedometer Gear

returns othellodrivetrain:

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

shipping othellodrivetrain:

• cost: $4.28
• class: Standard, Expedited
• transit: 5-12 Days
• service: USPS Ground Advantage, UPS Ground, UPS 2nd Day Air, FedEx Ground or FedEx Home Delivery
• carrier: USPS, UPS, FedEx
• type: Calculated

general othellodrivetrain:

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

offer othellodrivetrain:

• availability: In Stock
• started: July 11, 2025
• options: Ship-to-home
• quantity: 2
• sold: 0

seller othellodrivetrain:

• city: Huntington Beach, California
• # reviews: 18638
• rating: 99.1%

payments othellodrivetrain:

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

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