NISSAN 451939298 Windshield Wiper Transmission 621-54045 74K

( Part Type: Wiper Windshield Transmission ), ( Oe/oem Part Number: 28840cf40a ), ( Ipn: 621-54045 ), ( Warranty Length: 6 Month Warranty )

Review NISSAN Windshield Wiper Transmission Oem 74k Miles fits 350Z 2006

The **Nissan 621-54045 (Part Number: 451939298) Windshield Wiper Transmission** for the **2006 Nissan 350Z** is a high-quality, direct-fit replacement designed to restore optimal functionality to your vehicle s wiper system. Engineered to match the original equipment specifications, this transmission ensures smooth, precise operation of the wiper arms, eliminating common issues such as erratic movement, excessive noise, or binding. Crafted from durable materials, including reinforced plastic and corrosion-resistant components, it is built to withstand the demands of daily driving while maintaining reliability under varying weather conditions. The transmission features a robust internal mechanism that efficiently converts rotational motion from the wiper motor into synchronized, linear motion for both the front and rear wiper arms, ensuring consistent wipe patterns and clear visibility. Whether your original transmission has worn out over time or failed due to mechanical stress, this aftermarket replacement provides a seamless upgrade that restores the wiper system s performance to factory standards. Installation is straightforward, requiring minimal tools, and it is fully compatible with the 350Z s electrical and mechanical interfaces, making it an ideal choice for DIY enthusiasts or professional mechanics seeking a cost-effective solution. With its focus on durability and precision, this wiper transmission helps maintain the aesthetic and functional integrity of your 350Z, ensuring reliable operation for years to come.

### **Pros and Cons of buying a Nissan 621-54045 (2006 350Z Windshield Wiper Transmission 451939298)**

1. **Common and Easy to Find** The 350Z is a popular Nissan model, so parts like windshield wiper motors and transmissions are widely available. You can easily source replacements from online retailers, auto parts stores, or even eBay.

2. **Affordable Replacement Option** Compared to buying a new windshield wiper assembly, this specific part (especially if it s a used or refurbished unit) can be significantly cheaper, saving you money.

3. **Direct Fitment** The part number (451939298) is designed for the 2006 Nissan 350Z, ensuring compatibility without modifications. This reduces the risk of installation issues.

4. **Prevents Further Damage** If the wiper motor or transmission is failing, replacing it early can prevent water leaks, electrical shorts, or complete wiper system failure, which could be more costly to repair later.

5. **DIY-Friendly Installation** Many owners with basic mechanical skills can replace the wiper motor/transmission themselves, saving labor costs if you re comfortable with automotive repairs.

6. **Improves Visibility and Safety** A functional wiper system is essential for safe driving in rain, snow, or dust. Fixing this part ensures better visibility during adverse weather conditions.

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1. **Potential for Counterfeit or Low-Quality Parts** If purchasing from an unknown seller (especially online), there s a risk of receiving a fake or poorly made part that fails quickly. Always verify the seller s reputation.

2. **Age of the Part** If the part is used or refurbished, it may have wear and tear, reducing its lifespan compared to a new OEM or high-quality aftermarket unit.

3. **Additional Costs** Beyond the part itself, you may need to buy tools (e.g., trim removal tools, wrench set) or hire a mechanic if you re not confident in the installation.

4. **Compatibility Concerns** While the part number suggests it fits, slight variations in wiring or mounting can occur. Double-check the wiring harness and connections during installation.

5. **Warranty Issues** If the part fails shortly after purchase, especially if bought from a non-warranted source, you may be out of luck without a return policy.

6. **Time-Consuming Installation** Removing the windshield trim and old wiper assembly can be tedious, especially if you re not experienced with this type of repair.

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Buying the **Nissan 621-54045 (2006 350Z windshield wiper transmission, part #451939298)** is a practical and cost-effective solution if your wiper system is failing. The part is widely available, easy to install (with some effort), and prevents further issues with your wipers. However, the quality of the part depends heavily on the source always prioritize reputable sellers to avoid counterfeit or damaged units.

If you re comfortable with basic automotive repairs, this is a **good DIY project** that can save you money. If not, hiring a mechanic may be worth the convenience, though labor costs will add to the expense.

- **Buy from a trusted source** (e.g., RockAuto, Amazon, or a well-reviewed eBay seller) to ensure authenticity.

- **Verify the part number and compatibility** before purchasing to avoid mismatches.

- **Consider a new or high-quality aftermarket part** if budget allows, as it may last longer than a used/refurbished unit.

- **Follow installation instructions carefully** to avoid damaging the windshield or electrical components.

**Final Verdict:** **Proceed with purchase** if the part is reasonably priced and from a reliable seller, especially if you re tackling the repair yourself. If unsure, consult a mechanic to confirm the exact issue before buying.

Details:

ATTENTION: Stock photo shows multiple items. This is NOT a manufacturer part number, and can be disregarded. Will fit: Nissan 350Z 2006 -2008, 2009 - 2009 Con. No photos of the actual Windshield Wiper Transmission are available.

part #: 451939298 prices

• $64.99-$122.97

specifications winshielwip:

• for models: 350z
• for makes: Nissan
• for years: 2006
• part type: Wiper Windshield Transmission
• oe/oem part number: 28840cf40a
• ipn: 621-54045
• warranty length: 6 Month Warranty

shipping winshielwip:

• cost: $0.00
• class: Standard
• transit: 3-8 Days
• type: Fixed
• carrier: UPS
• service: UPS Ground

returns winshielwip:

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

general winshielwip:

• Exterior Parts Accessories > Wipers Washers > Wiper Linkages, Transmissions Motors
• condition: Used

payments winshielwip:

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

offer winshielwip:

• availability: In Stock
• quantity: 1
• sold: 0
• started: March 17, 2026
• options: Ship-to-home

seller winshielwip:

• rating: 98.3%
• # reviews: 498077
• city: Bakersfield, California

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