MAXPEEDINGRODS S1AF62 Crankshaft Conrod Bearing G4KJ 2.4L

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: S1AF62 ), ( Part Type: Bearing Crankshaft ), ( Application: For Hyundai Sonata Santa Fe / Kia Optima 2.4l ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Connecting Rod Part Number 1: 23510-2g500, 23510-2g540, 23510-2g520, 23510-2gga0, 23510-2g541 ), ( Connecting Rod Part Number 2: 23510-2g552, 23410-2g511, 23410-2g521, 23410-2g510 ), ( Crankshaft Part Number: 23111 2g200, 72rz6 2gf00, 23111 2g230 ), ( Fitment Type: Direct Replacement ), ( Fits For 1: For Hyundai Santa Fe 2.4l 2010-2012 2019-2020 ), ( Fits For 10: For Kia Sorento 2.4l 2011-2020 ), ( Fits For 11: For Kia Sportage 2.4l 2012-2019 ), ( Fits For 2: For Hyundai Santa Fe Sport 2.4l 2013-2018 ), ( Fits For 3: For Hyundai Sonata 2.4l 2006-2019 ), ( Fits For 4: For Hyundai Tucson 2.4l 2010 2015 2018-2020 ), ( Fits For 5: For Kia Forte 2.4l 2010-2013 ), ( Fits For 6: For Kia Forte Koup 2.4l 2010-2013 ), ( Fits For 7: For Kia Forte5 2.4l 2013 ), ( Fits For 8: For Kia Optima 2.4l 2006-2009 2011-2020 ), ( Fits For 9: For Kia Rondo 2.4l 2007-2011 ), ( Important Notice: Package Included, Professional Installation Required ), ( Items Included: Bearing, Washers ), ( Main Rod Bearing Kit Part Number: 21020-2g020, 23060-2g020, 21030-25000 ), ( Manufacturer Warranty: 2 Years ), ( Material: Cast Iron, Steel ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part. ), ( Oe/oem Part Number: 23111-2g230, 23111-2g200, 72rz6-2gf00, 23510-2g540, 23060-25100 ), ( Size: Standard Size )

Review MAXPEEDINGRODS Crankshaft Conrod Bearing Hyundai Kia 2.4l fits SONATA FORTE OPTIMA SPORTAGE

The **Maxpeedingrods S1AF62 G4KJ Crankshaft Connecting Rod Bearing Kit** is a premium, high-performance aftermarket solution meticulously engineered to enhance the durability, reliability, and efficiency of the 2.4L **Gamma (G4KJ) engine** found in select Hyundai and Kia models, including the **Hyundai Sonata (2005 2010), Kia Forte (2005 2010), Hyundai Optima (2005 2010), and Hyundai Sportage (2005 2009)**. Designed to replace the stock crankshaft and connecting rod bearings, this kit delivers superior load-bearing capacity, reduced friction, and extended component lifespan compared to OEM parts, making it an ideal choice for drivers seeking improved engine longevity, smoother operation, and enhanced performance under demanding conditions.

Crafted from **high-grade, precision-machined steel** and reinforced with **advanced anti-wear coatings**, these bearings are engineered to withstand the intense stresses of high RPMs, aggressive driving styles, and prolonged use without premature wear or failure. The **S1AF62 G4KJ bearings** feature a **tight-tolerance fit** to ensure minimal clearance, reducing oil consumption and preventing oil leaks a common issue in older engines. Their **optimized geometry** promotes even oil distribution across the bearing surfaces, minimizing heat buildup and extending the life of both the bearings and the crankshaft itself. This makes them particularly well-suited for engines that have experienced wear from high mileage or those subjected to heavy loads, such as towing or frequent spirited driving.

Beyond performance, this bearing kit is built with **installation convenience** in mind. The **pre-lubricated design** simplifies the fitting process, reducing the risk of contamination during assembly, while the **consistent sizing** ensures a perfect match with the G4KJ engine s crankshaft and rod journals. Whether you're performing a **routine maintenance overhaul**, addressing **excessive engine noise or vibration**, or upgrading for **better reliability in a modified engine**, these Maxpeedingrods bearings provide a **cost-effective, high-quality alternative** to OEM parts without compromising on performance. Ideal for both **DIY enthusiasts** and professional mechanics, this kit is a **must-have upgrade** for anyone looking to restore or enhance the structural integrity of their 2.4L Gamma-powered vehicle.

**Pros and Cons of buying a Maxpeedingrods S1AF62 G4KJ Crankshaft Connecting Rod Bearing Kit for Hyundai/Kia 2.4L Engines**

1. **High-Quality Materials** The bearings are made from premium materials designed to withstand high stress, reducing wear and extending engine life. This is particularly beneficial for engines that experience heavy loads, such as those in performance applications or high-mileage vehicles.

2. **Precision Engineering** Maxpeedingrods is known for producing aftermarket parts that meet or exceed OEM specifications. The S1AF62 G4KJ kit is designed to fit the 2.4L Gamma (G4KJ) engine family (used in the Hyundai Sonata, Kia Forte, Optima, and Sportage) with tight tolerances, ensuring proper fitment and performance.

3. **Improved Durability** These bearings are often reinforced or coated to resist oil starvation, heat, and mechanical stress better than stock bearings. This can help prevent catastrophic failure in engines prone to oil leaks or poor lubrication.

4. **Compatibility with Modifications** If you ve modified your engine (e.g., forced induction, turbocharging, or high-performance tuning), these bearings can provide better support for increased stress. They are a common upgrade for engines running forced induction or high RPMs.

5. **Easy Installation** The kit typically includes clear instructions and may come with tools or alignment guides, making the replacement process more straightforward than dealing with OEM parts that may require special tools or expertise.

6. **Cost-Effective Upgrade** While not the cheapest option, these bearings are often more affordable than full engine rebuilds or replacements. They represent a targeted upgrade to improve reliability without a full overhaul.

7. **Warranty and Support** Maxpeedingrods offers warranties on their products, providing some peace of mind against defects. Their customer service is generally responsive, which can be helpful if installation issues arise.

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1. **Higher Upfront Cost** Compared to OEM or generic aftermarket bearings, Maxpeedingrods parts are premium-priced. For a vehicle with low mileage or no performance modifications, this may not be justified.

2. **Potential Overkill for Stock Applications** If your engine runs normally without issues (no oil leaks, proper lubrication, and no forced induction), these bearings may not offer a significant advantage over OEM parts. They are best suited for high-stress scenarios.

3. **Installation Complexity** Replacing rod bearings requires removing the engine from the vehicle or at least the cylinder head, which is a labor-intensive job. If you lack mechanical experience, this may necessitate professional installation, adding to the cost.

4. **Compatibility Risks** While Maxpeedingrods parts are well-designed, there is always a slight risk of misfitment if the engine has been heavily modified or if there are internal issues (e.g., bent rods, worn journals). Always verify fitment with your specific engine build.

5. **Limited Longevity Guarantee** Even with high-quality bearings, engine longevity depends on overall maintenance (oil changes, cooling system health, etc.). Poor maintenance can still lead to premature failure of other components.

6. **Availability and Lead Times** As an aftermarket brand, stock availability may vary, and lead times could be longer than OEM parts, especially if ordering from international suppliers.

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The **Maxpeedingrods S1AF62 G4KJ crankshaft connecting rod bearing kit** is a strong choice for **Hyundai/Kia 2.4L Gamma (G4KJ) engines** that are either:

- **High-mileage or showing signs of wear** (e.g., oil consumption, knocking, or past oil leaks),

- **Modified with forced induction or high-performance tuning**, or

- **Operating in extreme conditions** (e.g., towing, heavy loads, or aggressive driving).

For **stock, normally driven vehicles with no issues**, the cost may not be justified, and OEM or budget aftermarket bearings could suffice. However, if you prioritize **reliability, performance, and longevity**, this kit is a worthwhile investment.

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- Your engine has **excessive mileage (200,000 miles) or signs of wear**.

- You ve **modified your engine** (turbo, supercharger, or aggressive tuning).

- You experience **oil leaks, knocking, or poor compression**, indicating internal stress.

- You want **peace of mind** for a high-stress application (e.g., towing, racing, or daily driving in harsh conditions).

- Your engine is **new or low-mileage** with no modifications.

- You re on a **tight budget** and the vehicle isn t a priority for performance.

- You re unsure about **installation complexity** and lack mechanical experience (consider professional help).

**Final Verdict:** This is a **solid premium upgrade** for engines under heavy load or with known wear issues. For most stock drivers, it s an optional but smart investment for long-term reliability. Always pair it with **regular maintenance** (oil changes, cooling system checks) to maximize its benefits.

Details:

Main Rods Bearing OE#. Crankshaft OE: 23111-2G200. High Quality Metal: Fully tested under extreme condition for heat resistance and long-life use. Connecting Rods OE#.

OE/Part number: Crankshaft OE#. Feature: High quality Metal and constructed for Anti-rust Anti-corrosion. Cruse G4KJ Crankshaft Conrod Bearing For Hyundai Sonata Kia Forte Optima Sportage 2.4L. 23510-2G5 23510-2G540.

23510-2G520, 23510-2GGA0. One Year Unlimited Mileage Quality Guarantee. Boxes, APO/FPO addresses, or Military Mail Boxes. Our representatives will provide you with detailed instructions on how to proceed.

It is usually behind the cars windshield or on nameplate.

part #: s1af62 prices

• $203.99-$316.99

specifications cranshafengin:

• for models: Sonata, Forte, Optima, Sportage
• for makes: Hyundai, Kia
• brand: Maxpeedingrods
• mpn: S1af62
• part type: Bearing Crankshaft
• application: For Hyundai Sonata Santa Fe / Kia Optima 2.4l
• california prop 65 warning: California Prop 65 Warning
• connecting rod part number 1: 23510-2g500, 23510-2g540, 23510-2g520, 23510-2gga0, 23510-2g541
• connecting rod part number 2: 23510-2g552, 23410-2g511, 23410-2g521, 23410-2g510
• crankshaft part number: 23111 2g200, 72rz6 2gf00, 23111 2g230
• fitment type: Direct Replacement
• fits for 1: For Hyundai Santa Fe 2.4l 2010-2012 2019-2020
• fits for 10: For Kia Sorento 2.4l 2011-2020
• fits for 11: For Kia Sportage 2.4l 2012-2019
• fits for 2: For Hyundai Santa Fe Sport 2.4l 2013-2018
• fits for 3: For Hyundai Sonata 2.4l 2006-2019
• fits for 4: For Hyundai Tucson 2.4l 2010 2015 2018-2020
• fits for 5: For Kia Forte 2.4l 2010-2013
• fits for 6: For Kia Forte Koup 2.4l 2010-2013
• fits for 7: For Kia Forte5 2.4l 2013
• fits for 8: For Kia Optima 2.4l 2006-2009 2011-2020
• fits for 9: For Kia Rondo 2.4l 2007-2011
• important notice: Package Included, Professional Installation Required
• items included: Bearing, Washers
• main rod bearing kit part number: 21020-2g020, 23060-2g020, 21030-25000
• manufacturer warranty: 2 Years
• material: Cast Iron, Steel
• note: No Instruction Included
• notice: This Is Aftermarket Replcement Part.
• oe/oem part number: 23111-2g230, 23111-2g200, 72rz6-2gf00, 23510-2g540, 23060-25100
• size: Standard Size

general cranshafengin:

• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts
• condition: New

returns cranshafengin:

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

offer cranshafengin:

• started: April 13, 2026
• best offers: True
• sold: 0
• quantity: 10
• options: Ship-to-home
• availability: In Stock

payments cranshafengin:

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

shipping cranshafengin:

• carrier: UPS
• transit: 2-4 Days
• service: UPS Ground
• class: Standard
• cost: $0.00
• type: Fixed

seller cranshafengin:

• # reviews: 24943
• rating: 99.6%
• city: Dayton, New Jersey

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