Steelcraft DS5 RUNNING BOARD User manual

DS5 RUNNING BOARD
07-21 TUNDRA CREW MAX
Page 1 of 5 5/11/22 (JI)
PARTS LIST:
2
Universal Mounting Tubes ( 85’’)
32
8mm Lock Washers
4
DS5 Drop Steps
32
8mm x 24mm x 2mm Flat Washers
2
Front Mounting Brackets
16
8-1.25mm Hex Nuts
2
Center Mounting Brackets
16
8-1.25mm x 30mm Hex Bolts
4
Rear Mounting Brackets
16
8-1.25mm Nylon Lock Nuts
8
Plate Washers
2
Left Plastic End Caps
32
8-1.25mm x 25mm T-Bolts
2
Right Plastic End Caps
PROCEDURE:
REMOVE CONTENTS FROM BOX. VERIFY ALL PARTS ARE PRESENT. READ INSTRUCTIONS
CAREFULLY. ASSISTANCE IS RECOMMENDED.
1. Starting on the Driver/Left front of the vehicle, remove the plastic plugs or hex bolts covering the (2)
threaded holes in the floor panel, (Figure 1).
2. Select Front Mounting Bracket, (Figure 2). Attach the Bracket to the panel with (2) 8mm Hex Bolts, (2)
8mm Lock Washers and (2) 8mm Flat Washers, (Figure 2). Do not tighten hardware.
3. Next, move to the second mounting location, (Figure 3). Select (1) Center Mounting Bracket. Repeat
Step 2 to attach the Bracket to the floor panel, (Figure 4).
4. Continue to the rear mounting location, (Figure 5). Repeat Step 2 to attach (2) Rear Mounting Bracket
to the floor panel (Figure 6).
5. Select the Universal Mounting Tube. Select (8) 8mm T-bolts. Insert the T-bolts into the rear and bottom
channels of the Universal Mounting Tube, (Figure 7). Guide the T-bolts to the general position of the
Mounting Brackets.
6. Take (8) 8mm T-bolts. Insert the T-bolts into the front channels of the Universal Mounting Tube (Figure
8). Each front channel should have (4) T-bolts, which corresponds to the holes on the DS5 Drop Steps.
7. Attach the DS5 Drop Steps to the Universal Mounting Tube. Each DS5 Drop Step uses (2) 8mm Plate
Washers and (4) 8mm Nylon Lock Nuts, (Figures 9&10). Do not tighten hardware. While the hardware
is not tightened, the Drop Steps will slide along the length of the channels.
8. Take (2) Plastic End Caps. Insert the correctly oriented Plastic End Caps onto the ends of the Universal
Mounting Tube, (Figure 11). It is recommended to secure one end and to use a rubber mallet to
carefully tap the Plastic End Caps into place on the other end. Inspect the installed Plastic End Caps to
see if they are facing the correct direction.
9. Attach the Universal Mounting Tube to the Mounting Brackets. Each Mounting Bracket uses (2) 8mm
Flat Washers, (2) 8mm Lock Washers and (2) 8mm Hex Nuts, (Figure 12). Do not tighten hardware.
(4) Rear Mounting Brackets
(2) Universal Mounting Tubes
(4) DS5 Drop Steps
(2) Center Mounting Brackets
(2) Front Mounting Brackets

DS5 RUNNING BOARD
07-21 TUNDRA CREW MAX
Page 2 of 5 5/11/22 (JI)
10. Level and adjust the Universal Mounting Tube and tighten all hardware.
11. Adjust the DS5 Drop Steps by sliding them to the desired positions. Tighten all hardware to secure the
Drop Steps in place.
12. Repeat Steps 1—11 to attach the other Running Board.
13. Do periodic inspections to the installation to make sure that all hardware is secure and tight.
To protect your investment, Do not use any type of polish or wax that may contain abrasives that could damage the
finish. Use only mild soap to clean the Running Boards.
Driver/Left Side Installation Pictured
(Fig 1) Driver/Left front
mounting location
(Fig 2) Attach the Front Mounting
Bracket to the front location
(2) 8mm Hex Bolts
(2) 8mm Lock Washers
(2) 8mm Flat Washers
Front
Remove plastic plugs or
factory hex bolts (if equipped)
(Fig 3) Driver/Left 2nd mounting location
Front

DS5 RUNNING BOARD
07-21 TUNDRA CREW MAX
Page 3 of 5 5/11/22 (JI)
Driver/Left Side Installation Pictured
(2) 8mm Hex Bolts
(2) 8mm Lock Washers
(2) 8mm Flat Washers
(Fig 4) Attach the Center Mounting
Bracket to the 2rd location
(Fig 5) Driver/Left rear mounting location
(2) 8mm Hex Bolts
(2) 8mm Lock Washers
(2) 8mm Flat Washers
(Fig 6) Attach the Rear Mounting Bracket
to the rear location

DS5 RUNNING BOARD
07-21 TUNDRA CREW MAX
Page 4 of 5 5/11/22 (JI)
Driver/Left Side Installation Pictured
Front Channels
(Fig 8) Insert T-bolts into the Front
channels on the universal mounting tube.
(Fig 9) Attach the Drop Steps to the front
channels of the Universal Mounting Tube.
(Fig 7) Insert T-bolts into the rear and
bottom channels on the universal
mounting tube.
Rear Channel
Bottom Channel

DS5 RUNNING BOARD
07-21 TUNDRA CREW MAX
Page 5 of 5 5/11/22 (JI)
Driver/Left Side Installation Pictured
(Fig 12) Attach the Universal Mounting
Tube to the Mounting Brackets.
(2) 8mm Flat Washers
(2) 8mm Lock Washers
(2) 8mm Hex Nuts
(Fig 10) Attach the Drop
Steps to the 8mm T-bolts.
(2) 8mm Nylon Lock Nuts
(1) 8mm Plate Washer
(Fig 11) Attach the Plastic End Cap to the
end of the Universal Mounting Tube.
(1) Plastic End Cap