Product Description:
Hawks Motorsports offers our clients this 1962-1965 Mopar B-Body A41 4L60E Automatic 4-Speed Conversion Kit | 650 lb-ft Capacity | A41-4L60E-MOPAR-BBODY-6265. This builder's kit upgrades classic Mopar B-Body vehicles with modern automatic overdrive technology, electronic transmission control, and improved street drivability.
Vehicle Configuration Required
Transmission conversion kits are vehicle specific. Complete the Hawks Motorsports Transmission Conversion Request Form before ordering so our team can verify compatibility and confirm the correct components for your application.
Installation Notice: This is a basic builder's kit. Cutting and/or fabrication may be required during installation depending on vehicle configuration. Verify drivetrain specifications before ordering.
Designed for 1962-1965 Mopar B-Body applications including Dodge 330, 440, Coronet, Dart, and Polara models, along with Plymouth Belvedere, Fury, Satellite, and Savoy vehicles, this A41 4L60E conversion kit provides a modern automatic overdrive solution for classic Mopar builds.
The A41 4L60E automatic transmission conversion replaces older Mopar transmissions including the 904, 727, 518, Powerglide, TH350, TH400, 200R4, and 700R4 with modern electronically controlled overdrive technology. The A41 provides improved acceleration, smoother shifting, and approximately 30% lower cruising RPM for improved highway performance.
The A41 4L60E features four forward gears with overdrive capability and is available in three performance stages depending on vehicle power level and intended use.
A41 Gear Ratios:
- 1st Gear: 3.06
- 2nd Gear: 1.63
- 3rd Gear: 1.00
- 4th Gear: 0.70
KEY FEATURES:
- A41 4L60E / 4L65E based automatic conversion kit
- Designed for 1962-1965 Mopar B-Body applications
- Available in three torque capacity stages
- Stage 1: 450 lb-ft torque capacity
- Stage 2: 550 lb-ft torque capacity
- Stage 3: 650 lb-ft torque capacity
- Low RPM highway cruising
- Improved acceleration and drivability
- Great shift quality
- Dyno tested transmission system
- Stand-alone electronic transmission controller
- Lockup torque converter with optional stall speeds
- No tunnel cutting required
- Electronically controlled automatic overdrive transmission
- Plug-and-play wiring harness
- COMPUSHIFT Sport controller included
- Bluetooth smartphone integration
- Adjustable shift speed, shift feel, and torque converter clutch control
- Speedometer calibration adjustment
- IP65 rated controller housing for water and dust resistance
INCLUDED COMPONENTS:
- A41 Automatic Transmission (GM 4L60E / GM 4L65E aftermarket replacement)
- COMPUSHIFT Sport Electronic Controller
- OEM Style Dipstick and Tube
- Bellhousing
- Lockup Torque Converter
- Throttle Position Sensor
- Rubber Cooler Lines
- SFI Approved Flex Plate
- Mechanical Speedometer Cable
- Grade 8 Hardware
- Plug-and-Play Wiring Harness
- Inspection Cover
- Slip Yoke
- Reverse Light Wiring
COMPUSHIFT SPORT CONTROLLER FEATURES:
- Smartphone integration through Android and iOS devices
- Bluetooth connectivity and CAN bus communication
- Programmable shift strategy customization
- Adjustable shift speeds and shift feel
- Adjustable torque converter clutch control
- Speedometer calibration capability
- Plug-and-play OEM style connectors
- No wire splicing required
- Upgradeable software through Bluetooth
- Multiple calibration modes selectable through button or app
OPTIONAL COMPONENTS:
- Auxiliary Oil Cooler (included with Stage 2 and Stage 3, optional for Stage 1)
- Additional transmission cooling components
FITMENT APPLICATIONS
| Make | Model | Years |
|---|---|---|
| Dodge | 330 | 1962-1965 |
| Dodge | 440 | 1962-1965 |
| Dodge | Coronet | 1962-1965 |
| Dodge | Dart | 1962-1965 |
| Dodge | Polara | 1962-1965 |
| Plymouth | Belvedere | 1962-1965 |
| Plymouth | Fury | 1962-1965 |
| Plymouth | Satellite | 1962-1965 |
| Plymouth | Savoy | 1962-1965 |
INSTALLATION NOTES:
- This is a builder's kit and may require cutting and/or fabrication during installation.
- Transmission compatibility must be confirmed before ordering.
- Stage selection should be based on engine output, vehicle weight, and intended use.
- Additional components may be required depending on drivetrain configuration.
- Professional installation is recommended due to drivetrain modifications and electronic controller setup.
- Verify all vehicle specifications before installation.
- Installed or modified components may not be eligible for return. Confirm application details before installation.
