NISSAN 1XT6B Automatic Transmission Cyli 2.5L

( Manufacturer Part Number: 1XT6B ), ( Model: ALTIMA ), ( Manufacturer Warranty: 6 Month ), ( Genuine Oem: Yes ), ( Seller Notes: Fwd Prod Date ), ( Interchange Item Code: 400 ), ( Color: Grey ), ( Reference Oe/oem: 1xt6b, 1xt6d, 310201xt6b, 310201xt6d ), ( Type: Automatic Transmission Assembly )

Review NISSAN Used Automatic Transmission Assembly At 2.5l Cyli fits ALTIMA CVT 2009

The **2009 Nissan Altima equipped with the 1XT6B Continuously Variable Transmission (CVT) paired with a 2.5-liter inline-four engine** represents a refined yet practical blend of modern efficiency and dependable performance, tailored for drivers seeking a balance between fuel economy and comfort without sacrificing the versatility of a compact sedan. This transmission system, known for its seamless shifting and elimination of traditional gear ratios, delivers a smooth, quiet, and responsive driving experience, particularly well-suited for urban commuting, highway cruising, and light suburban travel. The 2.5-liter engine, a reliable workhorse in Nissan s lineup, produces a modest yet adequate **150 horsepower and 151 lb-ft of torque**, ensuring sufficient power for everyday driving while maintaining a manageable fuel consumption rate typically around **22 city / 31 highway MPG** in the automatic configuration. The CVT s adaptive nature allows it to optimize engine speed for efficiency, reducing wear on the drivetrain and lowering emissions, making it an environmentally conscious choice for those prioritizing long-term cost savings.

Under the hood, the **2.5L CVT Altima** features a robust yet fuel-efficient design, incorporating Nissan s **VC-Turbo (Variable Compression-Turbo)** technology in some trims, though the base model relies on a naturally aspirated setup for simplicity and reliability. The transmission itself, a hallmark of Nissan s CVT innovation, consists of a **pulse belt and two variable-diameter pulleys** that continuously adjust the gear ratio to match driving conditions, eliminating the need for traditional gears while providing instant torque delivery. This system is paired with a **6-speed automatic transmission control module** that fine-tunes the CVT s operation for optimal performance, ensuring a near-instantaneous response to throttle inputs without the jerky shifts associated with conventional automatics. The Altima s **front-wheel-drive layout** enhances its maneuverability in tight spaces, while its **MacPherson strut suspension** and **multi-link rear axle** provide a comfortable ride over varied road surfaces, absorbing bumps and imperfections with ease.

Inside, the cabin of the 2009 Altima with the 1XT6B CVT offers a **spacious and well-organized interior**, with a **50/50 split-folding rear seat** that maximizes cargo capacity reaching up to **14.7 cubic feet** when the seats are upright and expanding to **57.5 cubic feet** with the seats folded. The **driver-focused cockpit** features a **tilt-and-telescoping steering wheel**, **power-adjustable front seats**, and a **standard 6-speaker audio system** (upgradeable to a premium Bose sound system in higher trims), creating an environment that prioritizes both functionality and passenger comfort. The **instrument cluster** provides clear, easy-to-read analog gauges, while the **digital display** offers real-time information on fuel economy, trip metrics, and vehicle status. Safety is further enhanced by standard **anti-lock brakes (ABS)**, **electronic brakeforce distribution (EBD)**, and **stability control**, along with available features like **traction control and a rearview camera** in select configurations.

For those who appreciate practicality without extravagance, the **2009 Nissan Altima with the 1XT6B CVT and 2.5L engine** stands as a dependable daily driver, offering a **low-maintenance, fuel-efficient, and smooth-operating** alternative to traditional automatic transmissions. Its **durable construction**, **reliable power delivery**, and **user-friendly design** make it an attractive option for buyers seeking a **no-frills yet capable sedan** that excels in efficiency and ease of use. Whether navigating city streets, merging onto highways, or tackling light towing duties with its **1,000-pound towing capacity**, this Altima provides a **versatile and hassle-free** driving experience that aligns with the needs of modern commuters and families alike.

### Pros and Cons of Buying a 2009 Nissan Altima with a 2.5L CVT Transmission (1XT6B Automatic)

1. **Fuel Efficiency** The 2.5L CVT (Continuously Variable Transmission) is known for its fuel economy, often delivering better MPG than traditional automatic transmissions. This can save money on gas, especially if you drive frequently.

2. **Smooth Driving Experience** CVTs provide seamless acceleration without the traditional gear shifts, which can make the car feel more refined and comfortable for city driving.

3. **Lower Maintenance Costs (Compared to Some Alternatives)** CVTs generally have fewer moving parts than traditional automatic transmissions, which can lead to lower maintenance costs over time. However, they do require specific fluids and maintenance routines.

4. **Good Reliability for the Era** The 2009 Altima was a solid choice for its time, and many owners report few major issues if the car has been well-maintained. The 2.5L engine is known for durability.

5. **Affordable Price** Used CVT-equipped Altimas from this era are often priced reasonably, making them a budget-friendly option for reliable transportation.

6. **Decent Safety Features** The 2009 Altima comes with standard stability control, anti-lock brakes, and side airbags, which are important safety considerations.

7. **Comfortable Ride** The Altima offers a smooth ride, making it suitable for daily commuting and long drives.

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1. **CVT Reliability Concerns** While CVTs have improved over the years, older models (like the 2009) are more prone to issues such as overheating, fluid degradation, and premature wear. Some owners report expensive repairs if the CVT fails.

2. **Higher Repair Costs for CVT Problems** If the CVT fails, replacement or major repairs can be costly, often ranging from $3,000 to $6,000 or more, depending on labor and parts.

3. **Potential for Transmission Slipping or Jerking** Some CVTs develop slipping or hesitation over time, which can be frustrating and unsafe if not addressed.

4. **Limited Performance** CVTs are not as responsive as traditional automatic transmissions in terms of power delivery, and they may feel less engaging for enthusiasts.

5. **Resale Value** CVTs historically have lower resale value compared to cars with traditional automatic transmissions, partly due to the perception of reliability issues.

6. **Maintenance Requirements** CVTs require specific transmission fluid (often a synthetic blend) and more frequent fluid changes than traditional automatics to prevent damage. Neglecting this can lead to costly repairs.

7. **Potential for Electrical Issues** The 2009 Altima, like many vehicles from that era, may have occasional electrical gremlins, such as faulty sensors or wiring problems.

8. **Rust Concerns (Depending on Climate)** If the car was driven in a snowy or salted-road environment, rust could be an issue, particularly on the undercarriage, wheel wells, and frame.

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The 2009 Nissan Altima with a 2.5L CVT transmission can be a practical and fuel-efficient choice for budget-conscious buyers, especially if you prioritize reliability and low operating costs. However, the biggest drawback is the potential for CVT-related problems, which can be expensive to fix. If you re considering this car, it s crucial to thoroughly inspect the transmission, check fluid condition, and verify maintenance history.

- **Buy if:** You prioritize fuel efficiency, need a reliable daily driver, and are willing to budget for potential CVT maintenance or replacement. Ensure the car has a full service history, especially regarding CVT fluid changes.

- **Avoid if:** You re concerned about long-term transmission reliability, want a vehicle with lower repair risks, or plan to keep the car for many years without major upkeep.

- **Alternative Consideration:** If you re open to other options, a well-maintained 2009 Altima with a traditional automatic transmission (if available) or a newer CVT-equipped model (with improved reliability) might be a safer bet.

Always get a pre-purchase inspection from a trusted mechanic before buying to assess the condition of the CVT and other critical components.

Details:

Replace oil, air and fuel filters. RECOMMENDED INSTALLATION/REPLACEMENT PROCEDURES ENGINES Any rights not expressly granted herein are reserved. TRANSMISSIONS/TRANSFER CASES 1.

Adjust throttle position sensor cable. Install new belts and hoses. Buyer accepts all risk of damages/injuries if not installed properly. You are expected to check this page from time take notice of any changes we made, as they binding on you.

Transmissions: are warrantied to be in good working order against any slippage or shifting failures. Replace all seals. Replace oil pan gasket and rear main seal. The example companies, organizations, products, people and events depicted herein are fictitious.

6 MONTH WARRANTY. Manufacturer Brand: Color: Position: Fitment Notes. Residential Address: Curbside delivery only. Scan, record and clear all codes before removing original unit.

Items marked Sold AS-IS are final sale with no warranty. Replace thermostat gasket. Replace valve cover gaskets. Airbags must be installed in accordance with vehicle manufacturers specifications.

Install new filter kit. Menu: FREE RESIDENTIAL SHIPPING. Flush cooling system re-fill to proper level. Fill transmission with manufacturer specified fluid.

Warranty Information: Please review the listing for specific warranty details. Differentials: All internal lubricated parts within the drive axle housing are guaranteed in good working condition at time of purchase. Install new spark plugs wires. And engage torque converter into front pump.

Used tires are not tested or labeled by MAS to meet any safety standards. Flush and inspect cooling lines. If needed, replace timing gears, chains or belts gaskets. All other parts included are considered accessories or extra.

A daytime phone number is required to schedule the delivery. Items will not be released without it. Drain and replace engine oils to manufacture suggested levels. Airbags are not tested to meet any safety standards.

This part fits vehicles made in the following years 2008, 2009. Scan, record and clear all codes before removing the original unit.

part #: 1xt6b prices

• $1050.00-$2199.98

specifications autotransmissionsgo:

• for models: Cvt, Altima
• for makes: Nissan
• for years: 2009
• mpn: 1xt6b
• model: Altima
• manufacturer warranty: 6 Month
• genuine oem: Yes
• seller notes: Fwd Prod Date
• interchange item code: 400
• color: Grey
• reference oe/oem: 1xt6b, 1xt6d, 310201xt6b, 310201xt6d
• type: Automatic Transmission Assembly

offer autotransmissionsgo:

• best offers: True
• availability: In Stock
• quantity: 1
• started: April 16, 2026
• options: Ship-to-home
• sold: 0

shipping autotransmissionsgo:

• service: Flat Rate Freight
• cost: $0.00
• type: Fixed
• class: Freight

seller autotransmissionsgo:

• # reviews: 32854
• rating: 99.2%
• city: Camden, New Jersey

general autotransmissionsgo:

• condition: Used
• Car Truck Parts Accessories > Transmission Drivetrain > Automatic Transmission

returns autotransmissionsgo:

• time: 60 Days
• policy: Returns Accepted
• paid by: Buyer

payments autotransmissionsgo:

• wallet: Apple-pay
• other
• credit card: Diners-club

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