APE MBS1100GSX Bearing Stud Set 1986-92GSXR/GSX1100

( Brand: Ape ), ( Manufacturer Part Number: MBS1100GSX ), ( Part Type: Bearing ), ( Universal Fitment: No ), ( Country Of Origin: Japan ), ( Performance Part: Yes )

Review APE Main Bearing Stud Set Suzuki 1986 92gsxr/gsx1100 fits GSX1100

The **Ape MBS1100GSX Bearing Stud Set** is a meticulously engineered aftermarket upgrade designed specifically for Suzuki s legendary **1986 1992 GSX-R/GSX1100** models, delivering a precision-crafted solution for those seeking enhanced durability, improved performance, and a refined fitment experience. This high-quality bearing stud set is engineered to replace the stock components in the engine s crankshaft and main bearing journals, addressing common wear issues while maintaining strict dimensional tolerances for optimal longevity. Crafted from **chrome-molybdenum steel**, these studs are heat-treated to achieve an ideal balance of strength and hardness, ensuring they can withstand the extreme stresses of high-revving, high-performance applications without compromising structural integrity. The design incorporates a **fine-threaded, interference-fit** profile, which eliminates the risk of loosening under heavy loads, making it an ideal choice for both stock and modified engines running under aggressive conditions. Whether you re pushing the limits on the track, chasing top-end power in a dyno session, or simply aiming to extend the life of your engine under daily high-mileage use, this bearing stud set provides a robust foundation for reliability. Installation is straightforward, requiring only basic tools, and the set includes all necessary components including washers and locking features to ensure a seamless fitment. Backed by Ape s reputation for precision engineering and a commitment to quality, this bearing stud set is a trusted upgrade for Suzuki enthusiasts who demand nothing less than the best in performance and durability.

### Pros and Cons of buying a APE MBS1100GSX Bearing Stud Set for a 1986-92 Suzuki GSX-R/GSX1100

1. **High-Quality Materials** APE is known for producing durable, high-performance aftermarket parts, often made from hardened steel or other premium materials. This ensures longevity and resistance to wear, especially in high-stress applications like bearing studs.

2. **Improved Strength and Durability** The bearing studs in this set are designed to be stronger than OEM components, reducing the risk of failure under heavy loads or aggressive riding conditions. This is particularly beneficial for track use or aggressive street riding where stress on the engine and frame is higher.

3. **Better Fitment and Compatibility** APE parts are engineered to fit Suzuki GSX-R/GSX1100 models from 1986 to 1992 precisely. This minimizes clearance issues and ensures a secure installation, reducing the chance of loosening or misalignment over time.

4. **Enhanced Performance** Upgraded bearing studs can improve rigidity in critical areas, such as the engine mounts or swingarm pivots, which may lead to slight performance gains in handling and stability. This is especially noticeable in bikes that have seen significant mileage or wear.

5. **Ease of Installation** APE parts are often designed with user-friendly features, such as clear instructions or pre-lubricated components, making installation more straightforward for DIY enthusiasts. This set is no exception, with straightforward hardware that doesn t require specialized tools.

6. **Cost-Effective Upgrade** Compared to full engine rebuilds or frame modifications, replacing bearing studs is a relatively inexpensive upgrade that can extend the life of your bike and improve its reliability without a significant investment.

7. **Compatibility with Other Modifications** If you ve already installed other performance parts (e.g., clutch upgrades, suspension modifications, or exhaust systems), these bearing studs can complement those changes by providing a more robust foundation for the bike s structure.

8. **Reduced Vibration and Noise** In some cases, upgraded bearing studs can help dampen engine and frame vibrations, leading to a smoother ride and reduced noise transmission, particularly in older bikes where wear has become noticeable.

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1. **Limited Availability of Original Parts** If you re restoring a bike or replacing parts due to wear, finding OEM bearing studs can sometimes be difficult, especially for older models. In such cases, aftermarket options like the APE set become necessary, but they may not always match the exact specifications of the original parts.

2. **Potential for Over-Tightening** While APE studs are stronger, they can be more prone to stripping if overtightened during installation. This requires careful attention to torque specifications and the use of a torque wrench to avoid damaging threads or the surrounding components.

3. **Cost Relative to OEM** While still affordable, the APE set is more expensive than OEM bearing studs (if available). For a bike that s already in good condition, the upgrade may not be justified unless you re targeting specific performance or reliability improvements.

4. **Mixed Reviews on Longevity** Some users report that while APE parts are durable, they may not last as long as higher-end aftermarket brands (e.g., Ohlson, RaceTech, or custom CNC-machined studs). If you re pushing your bike to extreme limits (e.g., track days with aggressive cornering), you may need to replace them more frequently.

5. **Installation Complexity for Beginners** While the APE set is designed for ease of use, installing bearing studs often requires disassembling parts of the bike (e.g., engine mounts, swingarm, or subframe). If you re not comfortable with mechanical work, you may need to pay a mechanic, adding to the cost.

6. **Potential for Incompatibility with Other Mods** If you ve installed aftermarket parts that alter the bike s geometry or mounting points (e.g., custom exhaust headers, aftermarket swingarms, or frame reinforcements), the APE studs might not fit as intended. Always verify compatibility with your specific modifications.

7. **No Warranty on Used/Aftermarket Parts** Unlike OEM parts, aftermarket bearing studs typically come with limited or no warranty. If they fail prematurely due to manufacturing defects, you ll be responsible for replacement costs.

8. **Subjective Performance Gains** While many riders notice improvements in rigidity and handling, the benefits may be subtle unless your bike was already experiencing issues (e.g., loose mounts, excessive flex). If your bike is in good condition, the upgrade may not feel dramatically different.

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The APE MBS1100GSX bearing stud set is a solid aftermarket upgrade for Suzuki GSX-R/GSX1100 models from 1986 to 1992, particularly if you re looking to enhance durability, rigidity, or reliability. It s an excellent choice for riders who:

- Have noticed wear or looseness in their bike s bearing points.

- Are modifying their bike for track use or aggressive riding.

- Want to extend the life of their bike without a full rebuild.

- Prefer aftermarket parts for their performance benefits.

However, it s not a universal fix if your bike is already in pristine condition, the upgrade may not be necessary. The trade-off between cost, durability, and performance gains depends on your riding style, budget, and long-term goals for the bike.

- **Install if:** You re experiencing issues with bearing wear, loose mounts, or excessive vibration; you re planning track modifications; or you want to future-proof your bike against further wear.

- **Skip if:** Your bike is in excellent condition and you re not targeting specific performance improvements; you prefer to stick with OEM parts for simplicity; or you re on a tight budget and other upgrades take priority.

For the best results, follow the installation instructions carefully, use a torque wrench, and consider pairing this upgrade with other complementary modifications (e.g., upgraded engine mounts, clutch, or suspension). If you re unsure about installation, consult a trusted mechanic to ensure proper fitment and torque.

Details:

New in package Main Bearing Studs nuts set, Must have for racing motors.

part #: mbs1100gsx prices

• $83.00-$167.85

specifications bearingmotorcycleiz:

• for models: Gsx1100
• for makes: Suzuki
• brand: Ape
• mpn: Mbs1100gsx
• part type: Bearing
• universal fitment: No
• country of origin: Japan
• performance part: Yes

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general bearingmotorcycleiz:

• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Engine Bearings
• condition: New

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• rating: 100.0%
• # reviews: 221
• city: San Antonio, Texas

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• best offers: True
• quantity: 1
• started: March 25, 2026
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