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A4BF Transmission Repair & Rebuild β€” Chicago

Hyundai/Kia A4BF 4-Speed Automatic Transaxle Β· Hyundai / Kia Β· Expert rebuild service since 1987. Lifetime warranty. Free diagnostic.

πŸ›‘οΈ Lifetime Warranty on Rebuilds
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πŸ“… Since 1987
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Type A4Bf Transmission Repair β€” Chicago Transmission | Chicago IL
Expert Type A4Bf transmission service at Chicago Transmission since 1987.

Vehicle Applications

1996–2006 Hyundai Elantra (2.0L), 1998–2007 Hyundai Tiburon, 1995–2006 Kia Spectra/Sportage (4-cylinder)

Technical Specifications

Configuration4-speed automatic FWD transaxle (slightly higher torque than A4AF)
Gear Ratios1st 2.86:1 Β· 2nd 1.62:1 Β· 3rd 1.00:1 Β· 4th 0.73:1 Β· Rev 2.31:1
Fluid TypeHyundai SP-III ATF
Fluid Capacity6.2 qts total, 2.9 qts service refill

Top 3 Failure Points

1

Solenoid Pack Failure

The solenoid pack deteriorates, causing erratic shift patterns and DTCs. Common on Tiburon applications from performance driving.

Symptoms: DTC P0750–P0758, harsh or absent shifts in specific gears, MIL on

2

Torque Converter Shudder

TCC shudder develops from neglected SP-III fluid on Elantra and Tiburon applications.

Symptoms: Vibration at 35–55 mph, DTC P0740, shudder under light throttle cruise

3

3rd Gear Clutch Wear

3rd gear clutch pack wear causes slip specifically under moderate acceleration in 3rd gear.

Symptoms: RPM flare in 3rd gear, DTC P0733, smooth shifts in 1st and 2nd but slip in 3rd

Rebuild Process

A4BF rebuild replaces solenoid pack, all clutch packs, torque converter, and all seals. SP-III ATF used. Valve body ultrasonically cleaned.

What's Replaced in Every Rebuild

  • Solenoid pack
  • 3rd gear clutch pack upgrade
  • Torque converter friction disc
  • All clutch frictions and steels
  • All seals and O-rings

Maintenance Tips

Hyundai SP-III ATF every 30,000 miles. Tiburon owners who drive spiritedly should shorten to 25,000-mile intervals.

FAQ

Common Questions About the A4BF

Hyundai Elantra 2.0, Hyundai Tiburon, and Kia Spectra/Sportage from 1996–2007.

Solenoid pack failure and 3rd gear clutch pack wear are the most common issues.

A full rebuild ranges $1,250–$1,650 at Chicago Transmission.

Hyundai SP-III ATF.

Typically 2 business days at Chicago Transmission.

Need A4BF Transmission Service?

Free diagnostic, written estimate, lifetime warranty. Chicago's A4BF rebuild specialists since 1987.

Transmission Parts And Components β€” Chicago Transmission | Chicago IL
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A customer vehicle raised on our lift for thorough transmission inspection at Chicago Transmission.
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Our ASE-certified technicians bring decades of hands-on transmission experience to every job.
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