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TCI Maximizer 4x4 Transmission 1966-91 C6

TCI 411702


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Estimated to ship directly from the manufacturer on 09/24/18
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Truck Freight: $119.00
TCI Maximizer 4x4 Transmission 1966-91 C6 $1,268.99
Maximizer 4x4 Transmission
  • 1966-91 C6
  • 351M, 400, 429, 460 engines
  • 450-550 HP
  • Non lock-up

  • TCI 411702 Details


    8" spacer between transmission and transfer case


    Safety Rating
    Not SFI Approved
    Case Material
    Dipstick Included
    First Gear Ratio (Automatic Transmissions)
    Flexplate Shield Built In
    Fluid Fill Location
    Input Spline Quantity
    Pan Type
    Sold individually
    Trans-Brake Included
    Transmission Shield Built In
    Valve Body Style
    Manufacturer's Part Number:

    TCI's "Triple Tested Quality" of Maximizer Transmissions begins with a trans case and component inspection and the complete remanufacturing of valve bodies. Maximizers must pass a static hydraulic pressure test during assembly & dyno test before shipping. The Maximizer family includes...

    Heavy-Duty RV Transmissions
    The perfect transmission for 2WD towing and heavy-load trucking, each unit has valve body modifications that increase cooler flow and improve shift characteristics without the harsh feel of a race-type transmission. When used with a TCI Heavy-Duty Towing Torque Converter, you have a transmission package tailored to provide long and dependable service with maximum fuel economy. 450-550 HP

    Maximizer 4x4 Transmissions
    Performance for 4WD trucks, these units are designed to handle the additional strain placed on automatic transmissions with larger-than-stock tires on 4x4 applications. They're built with the best components and programmed to provide crisp shifts for the long haul. 450-550 HP

    Full Manual Competition 4x4 Transmissions
    Whether a sand dragger, hill climber, or tractor puller, these competition-grade transmissions follow the same specs used to build drag race units. 600+ HP

    Note: Speedometer drive gear and driven gear not included.

    Items You Need
    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.


    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.