JDM 2006–2011 Honda Civic SXEA 1.8L R18A 5-Speed Automatic Transmission

Replace your slipping, damaged, noisy, or failed transmission with a low-mileage JDM Honda Civic SXEA 5-speed automatic transmission from J-Spec Auto Sports.

This genuine Honda automatic transmission targets compatible 2006–2011 Honda Civic models equipped with the 1.8L R18A/R18A1 engine, front-wheel drive, and matching automatic transmission configuration.

This individual inventory unit carries serial number SXEA-1999927. Therefore, buyers can use the actual transmission identification, photographs, and physical configuration to compare it with their original transmission before ordering.

The transmission came from a running and driving vehicle in Japan with under 60,000 miles before J-Spec Auto Sports imported it to the United States. In addition, this listing uses actual inventory photos rather than relying only on generic stock images.

Most importantly, customers should purchase by the complete transmission configuration rather than simply searching for any 2006–2011 Civic automatic transmission.

Quick Details

• Vehicle: Honda Civic
• Model Years: 2006–2011
• Transmission Code: SXEA
• Serial Number: SXEA-1999927
• Engine: 1.8L R18A / R18A1
• Transmission Type: 5-Speed Automatic
• Drivetrain: Front-Wheel Drive / FWD
• Condition: Used JDM / Low Mileage
• Mileage: Under 60,000 Miles
• Origin: Japan
• Item ID: 17573
• SKU: MT110 SXEA
• Photos: Actual Product Photos
• Warranty: 90 Days
• Shipping: Nationwide Freight Shipping
• Local Pickup: Henrico / Richmond, Virginia

The current live listing confirms the SXEA-1999927 serial number, 2006–2011 application, five-speed automatic configuration, Item ID 17573, and 90-day warranty.

Honda Civic SXEA Transmission Specifications

The SXEA is a Honda automatic transaxle used in compatible 1.8L front-wheel-drive Civic applications.

Technical Specifications

Transmission Code: SXEA
Transmission Type: Automatic
Forward Speeds: 5
Engine Application: 1.8L R18A / R18A1
Drivetrain: FWD / 2WD
Vehicle Application: Honda Civic
Model Years: 2006–2011
Condition: Used OEM/JDM
Origin: Japan

Unlike a CVT, this transmission uses a conventional 5-speed automatic configuration.

That distinction should appear prominently in the product title and description because customers often search specifically for either a conventional automatic or CVT replacement.

R18A / R18A1 1.8L Application

This transmission targets compatible Honda Civic models equipped with Honda’s 1.8L R18A-series four-cylinder engine.

The R18A family powered many non-Si eighth-generation Civic models.

However, sharing the same 1.8L engine does not automatically guarantee transmission interchangeability.

Honda used different transmission codes and configurations depending on factors such as:

• Market
• Vehicle specification
• Production configuration
• Transmission calibration
• Electrical components
• External hardware

Therefore, always compare the replacement transmission with the original unit.

Important: SXEA Is the Key Transmission Identifier

For this inventory unit, the most important search and fitment identifier is:

SXEA

The actual serial number is:

SXEA-1999927

Your current Product Code already says R18A Trans SXEA, which is substantially better than using only “Honda Civic transmission.”

I would keep SXEA prominently visible in the:

• H1
• Product Code
• Short description
• Long description
• Specifications
• Image ALT text
• Image titles
• FAQs
• Product schema
• Internal anchor text

This helps both customers and search engines identify the exact transmission family.

SXEA vs. SPCA vs. MDXA

J-Spec Auto Sports carries several Honda Civic 1.8L automatic transmission codes, including SXEA, SPCA, and MDXA-related inventory. Your current Civic transmission category also specifically references MXWA and SXEA applications.

These codes should not automatically be treated as identical simply because they appear in 1.8L Civic applications.

Possible differences may involve:

• Transmission case
• Internal configuration
• Final drive
• Sensors
• Solenoids
• Electrical connectors
• Mounting components
• Control strategy
• Market specification

Therefore, when a customer’s original transmission code differs from SXEA, verify the interchange before confirming the sale.

This approach protects both J-Spec Auto Sports and the customer from unnecessary fitment problems.

Vehicle Compatibility

This SXEA transmission targets compatible:

2006 Honda Civic 1.8L

• R18A-series engine
• FWD
• Automatic
• Matching transmission configuration

2007 Honda Civic 1.8L

• R18A-series engine
• FWD
• 5-speed automatic
• Matching SXEA configuration

2008 Honda Civic 1.8L

• R18A-series engine
• FWD
• Automatic
• Matching transmission configuration

2009 Honda Civic 1.8L

• R18A-series engine
• FWD
• Automatic
• Matching transmission configuration

2010 Honda Civic 1.8L

• R18A-series engine
• FWD
• Automatic
• Matching transmission configuration

2011 Honda Civic 1.8L

• R18A-series engine
• FWD
• Automatic
• Matching transmission configuration

Always verify the VIN and original transmission before ordering.

Important: This Is Not a Civic Si Transmission

The performance-oriented Civic Si uses a different drivetrain.

Therefore, do not advertise this SXEA automatic transmission for Civic Si applications.

This transmission targets compatible 1.8L automatic FWD Civic models.

Important: Do Not Advertise This for Civic Hybrid

I noticed another J-Spec SXEA page currently describes the transmission as an ideal replacement for “hybrid or standard Civic models.”

I would remove Hybrid from that page and avoid adding it here.

The Civic Hybrid uses a different hybrid drivetrain/transmission system. Therefore, a conventional SXEA 5-speed automatic should not be marketed as a Civic Hybrid replacement simply because the vehicle falls within the same model-year range.

That correction is important for both technical accuracy and customer trust.

JDM-to-USDM Fitment

This transmission came from a Japanese-market vehicle.

Although the SXEA can serve as a replacement for compatible U.S.-market Civic applications, external differences may exist.

Before installation, place the JDM and original USDM transmissions side by side.

Compare:

• Complete transmission code
• Transmission case
• Bellhousing
• Electrical connectors
• Sensors
• Shift solenoids
• Pressure-control solenoids
• Wiring
• Transmission mounts
• Brackets
• Axle connections
• Cooler fittings
• Shift linkage
• Range switch
• Torque converter

When necessary, transfer compatible external components from the original USDM transmission.

Most importantly, do not cut wiring, force connectors, or modify the replacement transmission before confirming fitment.

What Is Included?

The sale includes the actual SXEA automatic transmission represented in the product photographs.

Depending on what remains attached to the individual inventory unit, components may include:

• SXEA transmission assembly
• Transmission housing
• Internal transmission components
• Valve-body components
• Factory solenoids that remain attached
• Sensors that remain attached
• Electrical connectors
• Torque converter when pictured or specifically stated
• Brackets or mounts when pictured

Review every actual product photo before ordering.

Only components shown in the photographs or specifically listed should be considered included.

Actual Product Photos

J-Spec Auto Sports provides actual photographs of this individual transmission.

The live product page specifically tells buyers to use those pictures to determine fitment and cosmetic condition.

Therefore, customers should compare the photos with their original transmission.

Pay particular attention to:

• Case configuration
• Electrical connectors
• Solenoids
• Sensors
• Mounting locations
• Axle openings
• Cooler connections

Actual inventory photography gives buyers valuable information that generic stock photos cannot provide.

RECOMMENDED INSTALLATION PROCEDURE

Diagnose the Original Transmission Failure

Before installing the replacement transmission, determine why the original unit failed.

Possible causes include:

• Internal clutch wear
• Valve-body problems
• Shift-solenoid faults
• Pressure-control problems
• Torque-converter problems
• Overheating
• Low transmission fluid
• Contaminated fluid
• Restricted cooler passages
• Electrical faults
• Sensor problems
• Wiring problems

Correcting the original problem helps protect the replacement transmission.

Flush the Transmission Cooler and Lines

Thoroughly clean the transmission cooler and cooler lines before connecting the replacement SXEA.

A failed automatic transmission can circulate:

• Metal particles
• Friction material
• Clutch debris
• Contaminated fluid

Consequently, debris left in the cooler circuit can immediately contaminate the replacement transmission.

Flush the complete cooling circuit properly.

If the cooler cannot be adequately cleaned, replace it.

Do not skip this step.

Use the Correct Honda Automatic Transmission Fluid

Fill the replacement transmission with the correct Honda-specified automatic transmission fluid for the exact Civic application.

Do not use CVT fluid.

Likewise, do not reuse fluid from the failed transmission.

The correct fluid helps provide proper:

• Hydraulic operation
• Lubrication
• Shift quality
• Clutch operation
• Torque-converter operation
• Heat control

Always follow the applicable Honda service procedure for filling and checking fluid level.

Never Reuse Contaminated Transmission Fluid

Old fluid can contain:

• Metal particles
• Friction material
• Clutch debris
• Dirt
• Oxidized fluid

Therefore, start the replacement SXEA with fresh, correct-specification fluid.

Inspect the Torque Converter

Confirm that the torque converter matches the intended application.

Most importantly, make sure the converter fully seats inside the transmission before installation.

An improperly seated converter can damage the transmission pump.

Never use the bellhousing bolts to force the transmission against the engine.

If the transmission does not seat naturally, stop and determine why.

Inspect Accessible Seals

While the transmission remains outside the vehicle, inspect:

• Axle seals
• Torque-converter seal
• Shift-shaft area
• Cooler fittings
• Case sealing surfaces

Replace questionable seals before installation.

Doing this work now can prevent another transmission removal later.

Inspect Engine and Transmission Mounts

Worn mounts can create:

• Excessive drivetrain movement
• Clunking
• Vibration
• Harsh engagement
• Abnormal axle angles

Therefore, inspect all accessible mounts before installing the replacement transmission.

Inspect the Front Axles

Check both CV axles for:

• Damaged splines
• Excessive joint play
• Torn boots
• Grease leakage
• Bent components

A damaged axle can create vibration or noise that may incorrectly appear to be a transmission problem.

Inspect Electrical Connectors and Solenoids

Compare the electrical configuration on both transmissions.

Check:

• Shift solenoids
• Pressure-control solenoids
• Speed sensors
• Range-related components
• Electrical connectors
• Wiring

Look for damaged pins, corrosion, broken wiring, or physical damage.

When necessary, transfer compatible original components according to the correct repair procedure.

Scan the Vehicle Before Installation

Before removing the failed transmission, scan the vehicle and record all diagnostic trouble codes.

Pay particular attention to:

• Transmission codes
• Shift-solenoid codes
• Pressure-control codes
• Torque-converter codes
• Speed-sensor codes
• Engine codes
• Electrical faults

Do not simply clear the codes.

Instead, determine whether another vehicle problem contributed to the original transmission failure.

Transmission Relearn / Initialization

After installation, complete any required Honda transmission initialization, PCM/TCM reset, or relearn procedures applicable to the vehicle.

Use appropriate Honda-compatible diagnostic equipment when required.

This helps the vehicle establish correct learned values for the replacement transmission.

Initial Startup Checklist

Before road testing:

• Confirm SXEA transmission identification.
• Verify correct transmission fluid.
• Check the fluid level properly.
• Verify all electrical connectors.
• Check cooler-line connections.
• Inspect axle seals.
• Verify shift linkage.
• Confirm Park operation.
• Confirm Reverse engagement.
• Confirm Drive engagement.
• Check for warning lights.
• Listen for abnormal noises.
• Scan for diagnostic trouble codes.
• Inspect for fluid leaks.

If anything appears abnormal, diagnose it before driving.

Initial Road Test

Begin with a gentle road test.

Monitor:

• Reverse engagement
• Drive engagement
• 1–2 shift
• 2–3 shift
• 3–4 shift
• 4–5 shift
• Downshifts
• Torque-converter operation
• Shift quality
• RPM flare
• Slipping
• Vibration
• Abnormal noise
• Warning lights
• Fluid leaks

Avoid aggressive acceleration until normal operation has been confirmed.

Afterward, inspect the transmission again and recheck the fluid level according to the correct procedure.

Common Signs of Honda Civic Automatic Transmission Problems

A failing Civic automatic transmission may produce:

• Slipping
• Delayed Drive engagement
• Delayed Reverse engagement
• Harsh shifting
• Shift flare
• Failure to upshift
• Failure to downshift correctly
• Torque-converter problems
• Abnormal noises
• Burnt transmission fluid
• Fluid leaks
• Transmission-related diagnostic codes

However, these symptoms do not always mean the complete transmission has failed.

For example, a bad solenoid, sensor, wiring problem, incorrect fluid level, worn mount, or electronic fault can create similar symptoms.

Therefore, diagnose the vehicle properly before replacing the transmission.

Why Choose a Low-Mileage JDM SXEA Transmission?

A Japanese-import SXEA can provide an OEM-based replacement option for a damaged or high-mileage original Civic transmission.

Benefits include:

• Genuine Honda OEM construction
• Low-mileage Japanese donor unit
• Under 60,000 miles on this listing
• SXEA identification
• Individual serial number
• R18A 1.8L application
• 5-speed automatic configuration
• FWD drivetrain
• Actual product photos
• 90-day limited warranty
• Nationwide freight shipping

Most importantly, purchasing by the SXEA transmission code provides a much stronger starting point for fitment verification than simply ordering a generic “2006–2011 Civic transmission.”

Why Buy From J-Spec Auto Sports?

J-Spec Auto Sports has specialized in Japanese engines, transmissions, and drivetrain components for more than 20 years.

Our team supplies JDM engines, automatic transmissions, manual transmissions, CVTs, and drivetrain components to repair facilities, enthusiasts, and vehicle owners throughout the United States.

Rather than operating as a general salvage yard, J-Spec Auto Sports specializes in Japanese engines and transmissions.

Individual Transmission Identification

This inventory unit carries:

Transmission Code: SXEA
Serial Number: SXEA-1999927
Item ID: 17573
SKU: MT110 SXEA

The live product page confirms these identifiers.

Therefore, customers can reference the actual inventory unit when contacting J-Spec Auto Sports about fitment.

Low-Mileage Japanese Donor Unit

The current listing states that this transmission came from a running and driving vehicle in Japan with under 60,000 miles.

That mileage information should remain prominent near the top of the page because it is an important purchase consideration.

Nationwide Shipping

J-Spec Auto Sports ships engines and transmissions throughout the continental United States.

Your published shipping policy states that freight orders generally ship within 1–2 business days, while estimated continental U.S. delivery is approximately 2–7 business days, depending on location.

Inspect the shipment for visible damage before accepting delivery.

Local Virginia Pickup

Local pickup is available from J-Spec Auto Sports in Henrico, Virginia.

Customers throughout Richmond, Central Virginia, Northern Virginia, Maryland, Washington D.C., and surrounding areas can also arrange pickup.

90-Day Limited Warranty

This specific Item ID 17573 currently carries a 90-day warranty.

Keep receipts and documentation for:

• Correct Honda transmission fluid
• Cooler flushing
• Replacement seals
• Professional installation
• Diagnostic work
• Related maintenance

Review the complete J-Spec Auto Sports warranty terms before installation.

FREQUENTLY ASKED QUESTIONS

What transmission does a 2006–2011 Honda Civic 1.8L use?

Honda used 5-speed automatic transmissions in applicable eighth-generation Civic 1.8L models. This individual JDM transmission carries the SXEA identification.

What is an SXEA transmission?

SXEA is a Honda transmission identification associated with compatible Civic 1.8L automatic applications. This individual unit carries serial number SXEA-1999927.

Is the SXEA a 5-speed automatic?

Yes. The current J-Spec listing identifies this SXEA as a 5-speed automatic transmission.

Is this a CVT?

No. This product is a conventional 5-speed automatic transmission, not a CVT.

What engine works with this transmission?

This listing targets compatible Honda Civic models equipped with the 1.8L R18A/R18A1 engine.

Is this transmission FWD?

Yes. It targets front-wheel-drive Honda Civic applications.

Will it fit a 2006 Honda Civic 1.8L?

It targets compatible 2006 Civic 1.8L automatic applications. Verify the original transmission code and complete physical configuration first.

Will it fit a 2007 Honda Civic?

It targets compatible 2007 Civic 1.8L FWD automatic applications.

Will it fit a 2008 Honda Civic?

Yes, when the original transmission configuration matches the SXEA replacement.

Will it fit a 2009 Honda Civic?

It targets compatible 2009 Civic 1.8L automatic applications.

Will it fit a 2010 Honda Civic?

Yes, subject to transmission-code and physical-configuration verification.

Will it fit a 2011 Honda Civic?

It targets compatible 2011 Civic 1.8L FWD automatic applications.

Will this fit a Civic Si?

No direct fitment should be assumed. The Civic Si uses a different performance drivetrain and transmission configuration.

Will this fit a Honda Civic Hybrid?

Do not use this SXEA conventional 5-speed automatic as a blanket Civic Hybrid replacement. The Hybrid uses a different drivetrain/transmission system.

Is SXEA the same as SPCA?

Do not automatically assume interchangeability. J-Spec carries both SXEA and SPCA-coded Civic 1.8L transmissions, so verify the complete interchange before substituting codes.

Is SXEA the same as MDXA?

Do not assume direct interchangeability solely from engine size and model year. Compare the complete transmission configuration first.

Can I use any R18A automatic transmission?

No. Sharing the R18A engine family does not guarantee that every automatic transmission directly interchanges.

How many miles are on this transmission?

The current listing states that it came from a Japanese running and driving vehicle with under 60,000 miles.

Is this transmission rebuilt?

No, unless specifically stated otherwise. This is a used low-mileage JDM/OEM transmission.

Does it include the torque converter?

Only consider the torque converter included when it appears in the actual product photos or the listing specifically states that it is included.

What transmission fluid should I use?

Use the correct Honda-specified automatic transmission fluid for the exact vehicle and transmission application. Do not use CVT fluid.

Should I flush the transmission cooler?

Yes. Thoroughly clean the cooler and cooler lines before installing the replacement transmission.

Can I reuse the old transmission fluid?

No. Use fresh, correct-specification Honda transmission fluid.

Does the transmission need a relearn?

Depending on the vehicle and repair, initialization or relearn procedures may be necessary. Follow the applicable Honda service procedure.

Does this transmission have a warranty?

Yes. This specific Item ID 17573 currently carries a 90-day warranty.

Do you ship nationwide?

Yes. J-Spec Auto Sports ships transmissions throughout the continental United States.

How do I verify fitment?

Provide your vehicle year, VIN, engine size, original transmission code, and clear photos of the original transmission.

For the best verification, compare:

• Transmission code
• Case configuration
• Bellhousing
• Electrical connectors
• Sensors
• Solenoids
• Mounts
• Axle openings
• Cooler fittings
• Torque converter

Order Your JDM Honda Civic SXEA Transmission

If your 2006–2011 Honda Civic 1.8L needs a replacement automatic transmission, this low-mileage JDM SXEA 5-speed automatic FWD transmission provides an OEM Honda-based replacement option for compatible R18A/R18A1 applications.

This individual unit carries serial number SXEA-1999927 and came from a running and driving Japanese donor vehicle with under 60,000 miles. J-Spec Auto Sports also provides actual inventory photos, nationwide freight shipping, and a 90-day limited warranty.

Verify SXEA-1999927 against your original transmission and vehicle configuration before ordering.