AISIN FUPAZ-01374 Electric Fuel Pump Deere Kit 850I 590I

( Brand: Aisin ), ( Manufacturer Part Number: FUPAZ-01374 ), ( California Prop 65 Warning: Yes ), ( Type: Fuel Pump ), ( Items Included: Harness, Strainer, Sealing Ring ), ( Oe/oem Part Number: Am136612 ), ( Manufacturer Warranty: 1 Year ), ( Country Of Origin: Thailand ), ( Compatible Make: John Deere ), ( Operating Voltage: 12v ), ( Model-1: Gator Rsx 850i, Gator Rsx 860i, Gator Xuv 590i ), ( Fitment Type: Direct Replacement ), ( Model-2: Gator Xuv 625i, Gator Xuv 825i )

Review AISIN Electric Fuel Pump Kit John Deere fits GATOR XUV 860I RSX 2011–2017

The **Aisin FUP-AZ-01374 Electric Fuel Pump Kit** is a high-performance, direct-replacement solution meticulously engineered to elevate the fuel delivery system of your **John Deere Gator RSX 850i, RSX 860i, XUV 590i, or XUV 590i E-TEC** models. Designed with precision and built to exacting standards, this premium kit replaces the stock mechanical fuel pump with a robust, electronically controlled electric fuel pump, ensuring consistent, high-flow fuel delivery under all operating conditions. The kit includes a **high-efficiency electric fuel pump** with a durable brass impeller and reinforced seals, engineered to minimize wear and prevent fuel starvation even during demanding tasks like towing, steep incline navigation, or prolonged operation under load. The pump s **self-priming mechanism** eliminates the need for manual priming, while its **low-noise operation** ensures a quieter, smoother ride. Compatible with **E10 and E15 ethanol blends**, this kit is also designed to handle the increased volatility of modern fuel formulations without clogging or degrading prematurely. The **direct-fit design** eliminates the need for modifications, making installation straightforward for both DIY enthusiasts and professional mechanics. Backed by Aisin s reputation for reliability and durability, this kit is an ideal upgrade for owners seeking improved fuel efficiency, reduced engine strain, and long-term dependability in their Gator models. Whether you re tackling rugged terrain, hauling heavy loads, or simply extending the lifespan of your vehicle s fuel system, the FUP-AZ-01374 delivers the performance and peace of mind you need.

### **Pros and Cons of buying a Aisin FUPAZ-01374 Electric Fuel Pump Kit for Deere Gator RSX 850i/860i/XUV 590i**

1. **Direct OEM Replacement** The Aisin FUPAZ-01374 is a high-quality, OEM-equivalent fuel pump designed specifically for Deere Gator models (RSX 850i/860i, XUV 590i). This ensures compatibility and performance close to the original equipment, reducing the risk of fitment issues or premature failure.

2. **Reliability and Durability** Aisin is a well-known manufacturer in the automotive and marine industries, known for producing durable components. The fuel pump is built to handle the demands of frequent use in off-road and recreational vehicles, reducing the likelihood of leaks or mechanical failure over time.

3. **Improved Fuel Flow and Performance** A properly functioning fuel pump ensures consistent fuel delivery to the engine, which can enhance throttle response, smooth operation, and overall performance. If your original pump was failing, this upgrade may restore or even improve engine efficiency.

4. **Ease of Installation** The kit is designed for straightforward installation, often requiring only basic tools. Many users report that the process takes less than an hour, especially if they have experience with similar fuel pump replacements. The kit typically includes all necessary gaskets, seals, and mounting hardware.

5. **Warranty and Support** Aisin products often come with manufacturer warranties (typically 12 24 months), providing peace of mind against defects. Additionally, the brand has a reputation for customer support, which can be helpful if issues arise post-installation.

6. **Cost-Effective Long-Term Solution** While the upfront cost may be higher than aftermarket alternatives, the longevity and reliability of the Aisin pump can save money in the long run by avoiding repeated replacements or costly engine damage from fuel starvation.

7. **Compatibility with Aftermarket Modifications** If you plan to modify your Gator (e.g., turbocharging, performance tuning, or larger fuel tanks), an upgraded OEM-level pump like this one can better handle increased fuel demands without failing.

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1. **Higher Upfront Cost** Compared to some aftermarket fuel pump kits, the Aisin FUPAZ-01374 is priced higher. While this reflects its quality, it may be a significant investment for owners on a tight budget, especially if the original pump was still functional but noisy or inefficient.

2. **Potential Overkill for Mild Use** If your Gator is primarily used for light recreational riding with minimal engine strain, the original pump might have lasted longer. Upgrading may not be necessary unless you re experiencing symptoms of pump failure (e.g., sputtering, hard starts, or low fuel pressure).

3. **Installation Complexity for Novices** While the installation is generally straightforward, it involves working with fuel lines, electrical connections, and potentially draining fuel. Improper handling of fuel or electrical components can pose safety risks (e.g., fuel spills or electrical shorts). Owners without mechanical experience may need professional assistance.

4. **Limited Customization** Unlike some aftermarket pumps, the Aisin FUPAZ-01374 is not designed for extreme performance tuning (e.g., high-flow applications). If you re planning aggressive modifications, you may need a higher-flow pump or additional upgrades.

5. **Availability and Lead Times** Depending on the region, Aisin parts may not be as widely stocked as generic aftermarket options. This could result in longer wait times for delivery, especially if ordering directly from the manufacturer or authorized dealers.

6. **Potential for Counterfeit Products** As with any popular OEM replacement part, there is a risk of purchasing a counterfeit or low-quality imitation. Always buy from reputable dealers (e.g., official Aisin distributors, trusted marine/automotive suppliers) to avoid this issue.

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The **Aisin FUPAZ-01374 electric fuel pump kit** is a strong choice for Deere Gator owners who prioritize **reliability, OEM-level performance, and long-term durability**. It is particularly well-suited for those experiencing **fuel pump failure symptoms** (e.g., engine stalling, poor acceleration, or electrical issues) or planning **future modifications** that may increase fuel demands. The kit strikes a balance between quality and ease of installation, making it a practical upgrade for serious users.

However, if your Gator is **lightly used and the original pump is still functioning adequately**, the cost of this upgrade may not be justified. In such cases, monitoring the pump s condition and replacing it only when necessary could be a more budget-friendly approach.

For owners who **value performance, longevity, and peace of mind**, the Aisin pump is a **highly recommended upgrade**. For casual users or those on a tight budget, it may be worth waiting until symptoms of pump failure become unavoidable before investing.

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- Your Gator is showing signs of a failing fuel pump (e.g., sputtering, hard starts, or electrical warnings).

- You plan to modify your Gator (e.g., turbo, larger fuel tank, or performance tuning).

- You want an OEM-quality replacement with a strong warranty and proven reliability.

- Your original pump is still working but noisy or inefficient, and you re not experiencing critical performance issues.

- You re on a tight budget and can delay the replacement until the pump fails completely.

- You re uncomfortable with DIY fuel system work and prefer professional installation.

For most Deere Gator owners facing pump-related issues, the **Aisin FUPAZ-01374 is the best available option** for a long-term, trouble-free solution. Pair it with proper installation precautions (e.g., grounding the vehicle, using fuel stabilizer if storing for a while) to maximize its lifespan.

Details:

part #: fupaz01374 prices

• $39.99-$69.99

specifications fuepumintak:

• for models: 860i, Rsx, Gator, Xuv
• for makes: John-deere
• for years: 2011-2017
• brand: Aisin
• mpn: Fupaz-01374
• california prop 65 warning: Yes
• type: Fuel Pump
• items included: Harness, Strainer, Sealing Ring
• oe/oem part number: Am136612
• manufacturer warranty: 1 Year
• country of origin: Thailand
• compatible make: John Deere
• operating voltage: 12v
• model-1: Gator Rsx 850i, Gator Rsx 860i, Gator Xuv 590i
• fitment type: Direct Replacement
• model-2: Gator Xuv 625i, Gator Xuv 825i

general fuepumintak:

• condition: New
• ATV, Side-by-Side UTV Parts Accessories > Air Intake Fuel Delivery > Fuel Pumps Sending Units

seller fuepumintak:

• city: California
• rating: 99.9%
• # reviews: 2899

shipping fuepumintak:

• transit: 3-9 Days
• class: Standard, Expedited, One-day
• service: Standard, Expedited, Overnight
• type: Fixed
• cost: $0.00

payments fuepumintak:

• credit card: Diners-club
• wallet: Paypal
• other

returns fuepumintak:

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

offer fuepumintak:

• availability: In Stock
• quantity: 3
• sold: 0
• options: Ship-to-home
• started: April 13, 2026

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