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AISIN WPT-200 - Engine Water Pump
Product Overview
The AISIN WPT-200 Engine Water Pump is designed to efficiently circulate coolant throughout your vehicle's engine, maintaining optimal operating temperature and preventing overheating. Crafted with OE-level quality and reliability, this water pump ensures a perfect fit for a range of Lexus and Toyota models. As a trusted brand in the automotive industry, AISIN delivers dependable performance that meets or exceeds OEM standards. Choose AISIN WPT-200 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This AISIN WPT-200 is equivalent to or replaces the following part numbers: 16100-39575, 1610039575, WPT200, 1600-583927, 1600583927, WP987.
Vehicle Compatibility
- Lexus NX300h (2015-2021) 2.5
- Toyota RAV4 (2016-2018) 2.5
This also fits other applications. Please use the vehicle selector tool to verify fitment.
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- Trusted by DIYers and pros for over 15 years
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Frequently Asked Questions
What are the symptoms of a failing water pump?
Common symptoms include engine overheating, coolant leaks, and unusual noises from the engine bay. If you suspect issues with your water pump, consider replacing it with the AISIN WPT-200.
How do I know if my AISIN WPT-200 is the right fit for my vehicle?
To ensure proper fitment, consult your vehicle's manual or use our vehicle selector tool. The AISIN WPT-200 is specifically designed for Lexus NX300h and Toyota RAV4 models.
What Diagnostic Trouble Codes (DTCs) should I look out for related to the water pump?
Common DTCs associated with water pump issues include P0183, P0118, and P0117. If these codes appear, it may be time to check or replace your AISIN WPT-200.
How often should I replace my water pump?
It's generally recommended to replace your water pump every 60,000 to 90,000 miles, but always refer to your vehicle's service manual for specific guidelines.
Why should I order the AISIN WPT-200?
Order AISIN WPT-200 today for a factory-correct replacement that restores safety and performance.
- BrandAISIN
- ManufacturerAISIN
- MPNWPT-200
- OE Part Numbers16100-39575, 1610039575
- Cross Reference NumbersWPT200, 1600-583927, 1600583927, WPT-200, WP987
- Part TypeEngine Water Pump
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2015 | Lexus | NX300h | Base (2.5 L4 FHEV) | |
| 2016 | Lexus | NX300h | Base (2.5 L4 FHEV) | |
| 2016 | Toyota | RAV4 | Hybrid Limited (2.5 L4 FHEV) | Engine: 2AR-FXE |
| 2016 | Toyota | RAV4 | Hybrid XLE (2.5 L4 FHEV) | Engine: 2AR-FXE |
| 2016 | Toyota | RAV4 | LE (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2016 | Toyota | RAV4 | Limited (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2016 | Toyota | RAV4 | SE (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2016 | Toyota | RAV4 | XLE (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2017 | Lexus | NX300h | Base (2.5 L4 FHEV) | |
| 2017 | Toyota | RAV4 | Hybrid Limited (2.5 L4 FHEV) | Engine: 2AR-FXE |
| 2017 | Toyota | RAV4 | Hybrid SE (2.5 L4 FHEV) | Engine: 2AR-FXE |
| 2017 | Toyota | RAV4 | Hybrid XLE (2.5 L4 FHEV) | Engine: 2AR-FXE |
| 2017 | Toyota | RAV4 | LE (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2017 | Toyota | RAV4 | Limited (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2017 | Toyota | RAV4 | Platinum (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2017 | Toyota | RAV4 | SE (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2017 | Toyota | RAV4 | XLE (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2018 | Toyota | RAV4 | Adventure (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2018 | Toyota | RAV4 | Hybrid Limited (2.5 L4 FHEV) | Engine: 2AR-FXE |
| 2018 | Toyota | RAV4 | Hybrid SE (2.5 L4 FHEV) | Engine: 2AR-FXE |
| 2018 | Toyota | RAV4 | Hybrid XLE (2.5 L4 FHEV) | Engine: 2AR-FXE |
| 2018 | Toyota | RAV4 | LE (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2018 | Toyota | RAV4 | Limited (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2018 | Toyota | RAV4 | Platinum (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2018 | Toyota | RAV4 | SE (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2018 | Toyota | RAV4 | XLE (2.5 L4 GAS) | Engine: 2AR-FXE |
| 2018 | Lexus | NX300h | Base (2.5 L4 FHEV) | |
| 2019 | Lexus | NX300h | Base (2.5 L4 FHEV) | |
| 2020 | Lexus | NX300h | Base (2.5 L4 FHEV) | |
| 2020 | Lexus | NX300h | Luxury (2.5 L4 FHEV) | |
| 2021 | Lexus | NX300h | Base (2.5 L4 FHEV) | |
| 2021 | Lexus | NX300h | F Sport Black Line (2.5 L4 FHEV) | |
| 2021 | Lexus | NX300h | Luxury (2.5 L4 FHEV) |
Warranty Overview
At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, use our Return Portal or contact support.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For full details, please see our complete Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.















