Herd Aero Manuale utente

Installation Guide

1-888-543-4373

www.HERD.com

1-888-543-4373

Part No: PB21-LEGACY-IG

Rev: A

Date: 2019-09-25

This Guide is for all Truck Guard

Models, including (where

applicable):

Aero

Defender

Texas

Big Texas

Road Train

Super Road Train

Important

•Herd Truck Guards are vehicle "Make & Model" specific. Use of a Truck Guard on a vehicle other than the

model it was designed for will constitute improper use of the product and may void warranty.

•Unless otherwise specified, Grade 8 or Class 10.9 hardware is to be used. For the purposes of these

instructions, OE hardware means the truck's original factory hardware.

•For further detail of warranty coverage and warranty repair information visit www.HERD.com.

Truck I.D.

Truck Models

PB21

Peterbilt 579 - SBA

General Safety

•Take time to fully read the instructions before installing the Herd Truck Guard.

•At all times exercise safe work shop practices, wear steel toe boots and safety glasses during installation.

•Parts and components of the Herd Truck Guard can be heavy, handle with care to avoid injuries.

•Respect power tools and use them as advertised.

For assistance call

1-888-543-4373

www.HERD.com

Thank you for choosing HERD!

HERD North America Inc.

2168 Springfield Road

Box 28, Group 525, RR5

Sunnyside, MB Canada R5R 0J3

Reference this Parts List if your Truck Guard has a CEB (Captive Eye Bolt) Latching System

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Part No: PB21-LEGACY-IG

Rev: A

Date: 2019-09-25

Figure 1 –Captive Eye Bolt Latching System

Table 1: Parts and Hardware Included

Items marked with * are not shown in Figure 1 above

Item No

Part No

Description

Qty

BR-PB21-AT (Only with Aero, Road Train, Super Road

Train, Texas, & Big Texas Versions)

BR-PB21-FLT (Only with Defender Version)

BRACKET, PETERBILT, 579 - SBA

1MPA027 (Only with Aero, Road Train, Super Road

Train, Texas, & Big Texas Versions)

1MPA024 (Only with Defender Version)

ASSY - LEGACY LIFT ASSIST

7-EYEBOLT KIT

CAPTIVE EYEBOLT ASSEMBLY

HERD TRUCK GUARD

TRUCK GUARD APPEARANCE MAY VARY BY SKU

500084

BOLT-HEX 1/2-13X1-1/2 NC GR8 YZP

500206

WASHER-FLAT 1/2 SAE GR8 YZP

500167

NUT-NYLOCK 1/2-13 NC GR8 YZP

500134

BOLT-HEX 9/16-12X2 NC GR8 YZP

*10

500216

WASHER-FLAT 9/16 SAE GR8 YZP

*11

500177

NUT-NYLOCK 9/16-12 NC GR8 YZP

*12

500120

BOLT-HEX 5/8-11X2-1/2 NC GR8 YZP

*13

500214

WASHER-FLAT 5/8 SAE GR8 YZP

*14

500176

NUT-NYLOCK 5/8-11 NC GR8 YZP

*15

500211

WASHER-FLAT 3/4 SAE GR8 YZP

*16

500172

NUT-NYLOCK 3/4-10 NC GR8 YZP

*17

500148

BOLT-HEX M6X1.0X20 CL10.9 YZP

*18

500219

WASHER-FLAT M6 CL8.8 YZP

*19

500184

NUT-NYLOCK M6X1.0 CL8.8 YZP

Reference this Parts List if your Truck Guard has a Slam Latch Latching System

Part No: PB21-LEGACY-IG

Rev: A

Date: 2019-09-25

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Figure 2 –Slam Latch Latching System

Table 2: Parts and Hardware Included

Items marked with * are not shown in Figure 2 above

Item No

Part No

Description

Qty

BR-PB21-AT-SL (Only with Aero, Road Train, Super Road

Train, Texas, & Big Texas Versions)

BR-PB21-FLT-SL (Only with Defender Version)

BRACKET, PETERBILT, 579 - SBA

1MPA027 (Only with Aero, Road Train, Super Road Train,

Texas, & Big Texas Versions)

1MPA024 (Only with Defender Version)

ASSY - LEGACY LIFT ASSIST

4-MC-SLA-A

ASSY- LEGACY SLAM LATCH

HERD TRUCK GUARD

TRUCK GUARD APPEARANCE MAY VARY BY SKU

500084

BOLT-HEX 1/2-13X1-1/2 NC GR8 YZP

500206

WASHER-FLAT 1/2 SAE GR8 YZP

500167

NUT-NYLOCK 1/2-13 NC GR8 YZP

500134

BOLT-HEX 9/16-12X2 NC GR8 YZP

*10

500216

WASHER-FLAT 9/16 SAE GR8 YZP

*11

500177

NUT-NYLOCK 9/16-12 NC GR8 YZP

*12

500120

BOLT-HEX 5/8-11X2-1/2 NC GR8 YZP

*13

500214

WASHER-FLAT 5/8 SAE GR8 YZP

*14

500176

NUT-NYLOCK 5/8-11 NC GR8 YZP

*15

500211

WASHER-FLAT 3/4 SAE GR8 YZP

*16

500172

NUT-NYLOCK 3/4-10 NC GR8 YZP

*17

500148

BOLT-HEX M6X1.0X20 CL10.9 YZP

*18

500219

WASHER-FLAT M6 CL8.8 YZP

*19

500184

NUT-NYLOCK M6X1.0 CL8.8 YZP

Installation Procedure

Part No: PB21-LEGACY-IG

Rev: A

Date: 2019-09-25

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1. Disconnect the driving lights and

remove 4 OEM bolts from behind

the bumper as shown.

Remove the OEM bumper. If the

truck has a collision mitigation

radar sensor, unplug and remove

it.

Figure 3–OEM Bumper Removal Back View (Passenger Side Shown)

2. Remove and retain the OEM

hardware shown from both the

driver and passenger sides

(One Bolt Per Side).

This hardware will be reused

later in mounting the HERD

Bracket Submounts

(Part of Item 1) to the truck

frame.

Figure 4 –OEM Bolt Removal (Drivers Side Shown)

Remove 2 Bolts Per Side

Disconnect Driving Lights

Remove & Retain OEM Hardware for Later Use

Installation Procedure

Part No: PB21-LEGACY-IG

Rev: A

Date: 2019-09-25

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3. Insert the Tow Receiver Inserts

(Part of Item 1) into the tow

receivers on both driver and

passenger sides. Fasten in place

with OEM clevis pin.

Figure 5 –Tow Receiver Insert

4. Figure 6 shows an exploded view

of the HERD Bracket &

Submounts (Item 1). First install

the driver side, passenger side, &

center submounts to the truck

from. Next fasten the bracket to

the submounts using the

provided hardware. Lastly, fasten

the threaded rod portion of the

tow reciever inserts to the

bracket. This is shown in further

detail in Steps 5-7.

Figure 6 –Exploded View of HERD Bracket & Submounts

Passenger Side

Submounts

Driver Side

Submounts

Center

Submount

Installation Procedure

Part No: PB21-LEGACY-IG

Rev: A

Date: 2019-09-25

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5. Install the passenger and driver

side submounts (Part of Item 1)

to the truck frame using the

supplied hardware

(Items 9, 10, 11, 12, 13, 14) and

the OEM Hardware Retained in

Step 2.

Figure 7 –Side Submount Installation (Driver Side Shown)

6. Install the center submount

(Part of Item 1) to the bottom of

the crossmember using the

supplied hardware (Items 6, 7, 8)

as shown in Figure 8.

Figure 8 –Center Submount Installation

Reuse Factory Hardware That was

Retained in Step 2

9, 10, 11

12, 13, 14

6, 7, 8

Installation Procedure

Part No: PB21-LEGACY-IG

Rev: A

Date: 2019-09-25

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7. Fasten the passenger and driver

side submounts to the HERD

bracket (Item 1) using the

supplied hardware

(Items 9, 10, 11).

Next, fasten the center

submounts to the bracket (Item1)

using the supplied hardware

(Items 9, 10, 11).

Next, fasten down the threaded

rod portion of the Tow Receiver

Insert using the provided

hardware (Items 15 & 16).

Note:

If installer has a crane available,

Truck Guard can be attached

onto truck with bracket,

otherwise disassemble Truck

Guard from bracket first. Keep

hardware. If HERD Truck Guard is

equipped with lift assist, the

springs must be removed. Refer

to instructions S004 (Defender

Truck Guards) or S005

(Aero/Texas Truck Guards) for

proper lift assist disassembly

procedure.

Figure 9 –HERD Bracket Installation (Back Side Shown)

15, 16

9, 10, 11

Installation Procedure

Part No: PB21-LEGACY-IG

Rev: A

Date: 2019-09-25

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8. If the Herd Truck Guard was

disassembled from bracket in

Step 7, reinstall Herd Truck Guard

onto bracket using the hardware

kept from Step 7.

For DFLT & Defender models

only: To install the hinge bolts,

the Truck Guard must be in the

open (down) position to allow

the bottom lip to go under and

around the steel hinge.

Figure 10 –View of Bracket Hinge

9. If the HERD Truck Guard comes

with an option for OEM driving

lights, install the driving lights on

both passenger and driver sides

using the provided hardware

(Items 17, 18, 19).

Figure 11 –OEM Driving Light Installation (Passenger Side Shown)

Installation Procedure

Part No: PB21-LEGACY-IG

Rev: A

Date: 2019-09-25

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10. Close the Truck Guard and

check fitment. Truck guard

position can be adjusted side to

side and up or down as

required. Once fitment is

confirmed, tighten all mounting

bolts. Torque 3/4” hardware to

150lb-ft. Torque 1/2” and 9/16”

hardware to 110lb-ft.

Figure 12 –Herd Truck Guard Installed

Important

•Check mounting points after the first 5000 km and every 3-6 months.

•If this Truck Guard is equipped with Legacy Herd Slam Latch, periodic adjustment is required.

Refer to Legacy Slam Latch Installation adjustment instructions to properly adjust your Slam Latch.

•The drop-forged eyebolts are an integral part of the strength of Herd Truck Guards. When tightened firmly,

they will minimize vibration and provide superior impact resistance.

•To help maintain the factory finish, avoid acid wash.

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