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COMBINATION SPEEDOMETER/TACHOMETER GAUGE KIT
J040202008-08-20
GENERAL
Kit Numbers
74555-07, 74556-07, 74557-07, 74549-07, 74676-07, 74677-07, 74718-07, and 74719-07
Models
For model fitment information, see the P&A Retail Catalog or the Parts and Accessories section of www.harley-davidson.com (English only).
Table 1. Calibrations
Kits
Calibration
74549-07, 74556-07, 74676-07, 74718-07
Domestic (miles)
74555-07, 74557-07, 74677-07, 74719-07
HDI (kilometers)
Figure 1. Title 49, United States Code
Additional Parts Required
WARNING
Rider and passenger safety depend upon the correct installation of this kit. Use the appropriate service manual procedures. If the procedure is not within your capabilities or you do not have the correct tools, have a Harley-Davidson dealer perform the installation. Improper installation of this kit could result in death or serious injury. (00333b)
NOTE
This instruction sheet references service manual information. A service manual for your model motorcycle is required for this installation and is available from a Harley-Davidson Dealer.
Kit Contents
There are no Service Parts available with this kit.
Removing the Old Speedometer
NOTE
This Instruction Sheet covers several different Harley-Davidson models and years. Make sure you locate and follow the procedures that apply to the motorcycle receiving the new gauge.
  1. Apply power to motorcycle and record the odometer reading.
  2. Remove the seat according to the procedure in the applicable service manual.
WARNING
To prevent accidental vehicle start-up, which could cause death or serious injury, disconnect negative (-) battery cable before proceeding. (00048a)
WARNING
Disconnect negative (-) battery cable first. If positive (+) cable should contact ground with negative (-) cable connected, the resulting sparks can cause a battery explosion, which could result in death or serious injury. (00049a)
  1. Disconnect battery cables, negative cable first.
    2. NOTE
    Cover the fuel tank with clean shop towels to prevent scratching or damage to the finish could result.
  2. Remove the instrument console acorn nut (and mounting screw with a flat washer on some models). Lay clean shop towels on the fuel tank. Lift the console from the fuel tank, turn it upside down and lay it on the towels.
    3. NOTE
    If necessary, bend the flexible metal clip back to free the harness conduit from the underside of the console.
  3. Unplug the 12-terminal connector [39B] from the back of the speedometer. Push the external latches and use a rocking motion to separate the pin and socket halves.
  4. Remove the back clamp. All models except FXSTD: Gently pry the three latches upward to release the back clamp from the back of the speedometer. FXSTD: Push the three external legs of the lock ring, then gently pry the three latches upward to release the back clamp from the back of the speedometer.
  5. Remove the trip-meter reset button, and pull the harness from the clamp (remove the screw if necessary).
  6. Lift the console and remove the old speedometer from the console. Discard the old speedometer, but retain the rubber gasket and back clamp for use with the new gauge.
    7. NOTE
    Set the console securely on the towel-covered fuel tank, and take care that it does not fall off during the following operations.
  7. Set the console securely on the fuel tank.
Installation and Final Check
NOTE
Apply window cleaning fluid or mild soapy water to the speedometer gasket as needed to aid installation.
1. Turn the console over, facing upward.
2. Place the speedometer gasket into position around the console speedometer bore.
3. Fix the new gauge into the bore so that it fits snugly against the rubber gasket. Rotate the gauge into approximately visual alignment. The back clamp will complete the alignment.
4. Turn the console over, face down.
5. Install the back clamp. All models except FXSTD: Place the back clamp over the back of the gauge, aligning the two slots with the console bosses. Press the latches down until they lock into position. FXSTD: Place the back clamp over the back of the gauge, aligning the three legs with the console bosses. Press the latches down until they lock into position.
6. Insert the trip-meter reset switch through the hole in the left side of the console, retain the harness in the clamp, if used, and install rubber button.
7. Carefully insert the 12-terminal connector [39B] into the back of the speedometer.
8. Turn the console over, and center it on the fuel tank: For FLHR/I: Install the acorn nut and tighten to 50-90 in-lbs (5.7-10.2 Nm). Install the Phillips screw and flat washer, and tighten securely. For FXDWG: Install the acorn nut and tighten to 80-100 in-lbs (9.0-11.3 Nm). For all Softails except FXSTD: Install the acorn nut and tighten to 80-100 in-lbs (9.0-11.3 Nm). For FXSTD: Loosely install two T-25 TORX® screws and washers into the rear console mounting holes. Loosely install a T-27 TORX screw into the front console mounting hole. Tighten both rear screws to 30-40 in-lbs (3.4-4.5 Nm). Tighten the front screw to 30-40 in-lbs (3.4-4.5 Nm).
WARNING
Connect positive (+) battery cable first. If positive (+) cable should contact ground with negative (-) cable connected, the resulting sparks can cause a battery explosion, which could result in death or serious injury. (00068a)
9. Connect the battery cables, positive cable first.
WARNING
After installing seat, pull upward on seat to be sure it is locked in position. While riding, a loose seat can shift causing loss of control, which could result in death or serious injury. (00070b)
10. Install the seat according to the procedure in the applicable service manual.
WARNING
Be sure headlamp, tail and stop lamp and turn signals are operating properly before riding. Poor visibility of rider to other motorists can result in death or serious injury. (00478b)
11. Turn ignition on and test for proper turn signal, brake light and tail light operation.
12. Check speedometer and tachometer for proper operation.
NOTE
The odometer on some kits will remain displayed when the ignition is in the OFF position.
Optional Back Lighting Adjustment - For Tri-Color Models Only
To adjust color of back lighting:
  1. Turn Ignition switch to "Accessory" position.
  2. Press and hold "Trip" reset switch until the odometer reads "COLOR".
  3. Release reset switch.
  4. Click the trip reset switch to scroll through available colors using course adjustment in +20 increments.
  5. Press and hold to fine tune the color adjustment.
  6. When desired color is reached the gauge must remain powered, and the button released for 5 seconds.
  7. When the color is set the word "COLOR" will no longer be displayed in the LCD. Gauge automatically reverts back to display mileage. Power can then be turned off.
  8. If color is not set in the first attempt repeat Steps 1 through 7.