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Inchworm Gear Products from Low Range

 

 Welcome to Inchworm Gear Products from Low Range Off-Road.

For close to 2 decades Inchworm gear has been a market leader in the Toyota Transfercase and Drivetrain Adapters to help you go slow on the trail. In late 2013, Jim Christainsen, the creator and owner of Inchworm Gear merged forces with Low Range Off-Road to continue to build the brand and product line.

Another step in making Low Range Off-Road your One Stop Toyota Shop!

Look to us to make your Toyota Tacoma, FJ Cruiser, 4Runner and Pickup go slow on the trail with Single and Dual Transfer Cases, Dual Transfer Case Adapters, 2WD to 4WD Conversions, Transmission Adapters and more.



  1. Inchworm Gear PreRunner Adapter Kit

    Inchworm Gear PreRunner Adapter Kit

    Starting at: $699.00

    This adapter allows 2wd to 4wd conversion of any rear wheel drive Toyota & Lexus automatic 4-speed transmission. Most commonly used on Tacoma PreRunners, (hence the name) this adapter fits any '85 or newer rear wheel drive Toyota or Lexus vehicle with an automatic 4-speed transmission. This adapter replaces the tail housing on these automatics and allows single or double 4wd gear driven transfer cases to be installed. Learn More


  2. Inchworm Gear Sealed Shifter Base (IG-380-1003)

    Inchworm Gear Sealed Toyota Shifter Base (IG-380-1003)

    $39.99
    Inchworm Gear Sealed Shifter Base (IG-380-1003) Learn More


  3. Inchworm Tacoma Transmission Adapter Kit

    Inchworm Gear Tacoma / FJ Cruiser / 4Runner Transmission Adapter to Gear Driven Transfer Case Kit, 1995-2014 (TCASE-IW-TAK)

    $399.00
    The Inchworm Tacoma Transmission Adapter allows a gear driven transfer case to be bolted up to a Tacoma, 4runner, FJ Cruiser, or Tundra transmission. Not only can this adapter be used for double cases, it can also be used to fit earlier (pre-'95) pickups and 4Runners with Tacoma engine/tranny combos, or even to fit a Toyota gear driven transfer case into a Tacoma for a passenger side drop front driveshaft. Learn More


  4. Inchworm Gear Shift Knobs

    Inchworm Gear Shift Knobs

    $0.00


  5. Inchworm Gear 2005+ Tacoma PreRunner Adapter (TCASE-IW-600-055)

  6. Inchworm Gear Built Lefty™ – Left Hand Drop Geared Transfer Case (TCASE-IW-600-01)

    Inchworm Gear Built Lefty™ (Leftie™) – Left Hand Drop Geared Transfer Case (TCASE-IW-600-01)

    $1,995.00

    The Inchworm Gear Built Transfer Cases are offered with a variety of different parts to suit yout needs!

    Learn More


  7. Inchworm Gear Built Tacoma / FJ Cruiser / 4Runner Double Case Setup (TCASE-IW-600-03)

    Inchworm Gear Built Tacoma / FJ Cruiser / 4Runner Double Case Setup (TCASE-IW-600-03)

    $1,569.00

    The Inchworm Gear Built Transfer Cases are offered with a variety of different parts to suit yout needs!

    Learn More


  8. Inchworm Gear Multi-Fit Toyota Drive Shaft Flange Adapter (TDT-FA)

    Inchworm Gear Multi-Fit Toyota Drive Shaft Flange Adapter (TDT-FA)

    $60.00
    This adapter will work to connect almost ANY Toyota flange and Toyota drive shaft!! It will even work as a drive shaft spacer for all patterns except the 95' and older CV's. This adapter does not work with the early 8mm bolt patterns, but works with all later 10mm bolt patterns. The aluminum sleeve pictured on the right fits in the center of the adapter from either side and allows installation of the adapter in either direction. Learn More


  9. 1992+ Toyota Chain Driven to Gear Driven Transfer Case Speed Sensor Parts

    Inchworm Gear 1992+ Toyota Chain Driven to Gear Driven Transfer Case Speed Sensor Parts (TDT-SS)

    Starting at: $19.00

    Toyota installed gear driven transfer cases in 4 cylinder pickups and 4Runners from 1979 through 1995. Speed sensors were not used as standard equipment in these rigs until about 1992. Speed sensors from chain driven t-cases don't fit gear driven t-cases. This means that swapping out a chain driven case in favor of a gear driven unit, in a 1992 or newer Toyota, will require a speed sensor. Learn More


  10. Inchworm Gear Automatic Transmission Adapter Kit (TCASE-IW-ATAK)

    Inchworm Gear Automatic Transmission Adapter Kit (TCASE-IW-ATAK)

    Starting at: $550.00

    Somebody said it couldn't be done so Inchworm did it! We are pleased to announce the availability of our Toyota Automatic Transmission Adapter. This adapter will allow you to bolt up a gear driven transfer case (or cases) behind your factory automatic transmission in pre-'95, 4cyl or V6, Toyota 4x4 pickups and 4Runners. Learn More


  11. Inchworm Gear V6 Trans to Gear Driven T-Case Adapter Kit (TCASE-IW-V6TAK)

    Inchworm Gear V6 Trans to Gear Driven T-Case Adapter Kit (TCASE-IW-V6TAK)

    Starting at: $375.00

    Attach a gear driven transfer case to your V6 manual transmission with the Inchworm Gear V6 adapter to get the gearing options you want in the rig you’ve got. Also 4 cylinder 4Runners with ADD will need this adapter to install gear driven cases. Adapter allows for 10 degrees of clocking. * Includes: Adapter Plate * Coupler * Oil Seal Extender * Oil Seal * Hardware Learn More


  12. Toyota RF1A Gear Driven Transfer Case Shifter Gasket, Top Shift (TTC-SHIFT-GASKET)

    Toyota RF1A Gear Driven Transfer Case Shifter Gasket (TTC-SHIFT-GASKET)

    $2.21

    This is the gasket that is used to seal your shifter housing to the transfer case.

    Fits:

    All RF1A Toyota Gear Driven Transfer Cases.

    Learn More


  13. Toyota RF1A Gear Driven Transfer Case Shifter Fork Pin, 22mm Length (TTC-FORK-PIN)

    Toyota RF1A Gear Driven Transfer Case Shifter Fork Pin, 22mm Length (TTC-FORK-PIN)

    $1.29
    If you have lost your shifter fork pins, these are new units. They are brand new, even from Toyota they have surface rust. Oh well, I guess its better than not being able to get it. Learn More


  14. Toyota RF1A Gear Driven Transfer Case Shifter Housing Bolt (TTC-SHIFT-BOLT)

    Toyota RF1A Gear Driven Transfer Case Shifter Housing Bolt (TTC-SHIFT-BOLT)

    $1.24
    These bolts are needed to bolt down the shifter housings on Toyota Gear Driven Transfer Cases. If you are missing them, or just want to start out with new- these are the real deal. Learn More


  15. Toyota Front Dust Seal for RF1A Gear Driven Transfer Case (TDT-FDS)

    Toyota Front Dust Seal for RF1A Gear Driven Transfer Case (TDT-FDS)

    $3.10
    These are new dust seals that are usually caked with dirt when you replace the seal. If it is caked with dirt, then it probably has been doing a good job by keeping it away from your transfer case. These are new OEM units from Toyota, so you know they are great quality. Learn More


  16. Toyota RF1A Gear Driven Transfer Case Shifter Snap Ring (TTC-SHIFT-SNAPRING)

    Toyota RF1A Gear Driven Transfer Case Shifter Snap Ring (TTC-SHIFT-SNAPRING)

    $2.38

    If you are looking for the snap ring that holds your shifter assembly to the shifter base, this is a brand new replacement.

    Fits:

    All RF1A Toyota Gear Driven Transfer Cases

    Learn More


  17. Toyota RF1A Gear Driven Transfer Case Shift Rail Detent Ball (TTC-DETENT-BALL)

    Toyota RF1A Gear Driven Transfer Case Shift Rail Detent Ball (TTC-DETENT-BALL)

    $1.24
    If you are looking for a new shift rail detent ball or lost yours, we now have them available individually. Pictures shows the size in comparison to a penny. Learn More


  18. Toyota Tacoma / FJ / 4Runner Lefty Atlas Transfer Case

    Toyota Tacoma / FJ / 4Runner Left Hand Drop Atlas Transfer Case

    Starting at: $383.30

    Toyota Gear Driven Transfer Cases were originally designed for at the most (22RTE Turbo) 101 hp and 173 lb-ft of torque. With the demands of 4.0L FJ, 4Runners and Tacomas pushing 254 hp and 270 lb-ft of Torque, (2UZFE 4.7L V8 at 311 lb-ft) there is greater chances of breakages to the Toyota Gear Driven Components.  To get the gear driven Toyota Transfer Case up to the ability to handle serious power- you are in the price range of running something much better...Read on...

    Learn More


  19. Inchworm Gear Clockable Toyota Dual Transfer Case Adapter Kit, 21 or 23 Spline (TCASE-IW-300-0003, TCASE-IW-300-0004)

    Inchworm Gear Clockable Toyota Dual Transfer Case Adapter Kit, 21 or 23 Spline (TCASE-IW-300-0003, TCASE-IW-300-0004)

    Starting at: $599.00

    The new Clockable Double Case Adapter is the first in a new line of adapters from Inchworm Gear.  If you want the best, you have found it. Inchworm Gears products have been known by their quality, strength, and reliability for years. 

    Learn More


  20. Dana 60 to Toyota Driveline Flange Adapter (TDI-D60F)

    Dana 60 to Toyota Driveline Flange Adapter (TDI-D60F)

    $69.95

    If you have upgraded to Dana 60 Axles and want to run Toyota Driveshafts or Drivelines, this is the flange you will need.

    It is CNC machined from 5140 high strength steel and double drilled to match all of the popular Toyota drive line bolt patterns. This flange will allow you to use your existing Toyota drive lines with a Dana 60 axle.

    Learn More