13-054 Service Bulletin/Repair Instructions

TIB 13-054 - Bendix New-Gen Lightweight Steer Axle Drum Brake Backing Plate/Spider... Page 1 of 3
Technical Information Bulletin

13-054
Section

Brakes - 13
Subject

Bendix New-Gen Lightweight Steer Axle Drum Brake Backing Plate/Spider Cracking
Release Date

7/29/2020
Condition

Brake backing plate/spiders could crack.
Chassis Affected

All models, built from 10/19/2015 through 07/22/2019 with Bendix New-Gen Lightweight Steer Axle Drum Brakes. Only spider part numbers that

begin with G1-545^ or G1-515* are affected.
Action

Fix-As-Fail

If a customer comes into your dealership and demonstrates the condition above, use the procedure below to replace the cracked brake backing

plate/spiders.
Warranty

Through Standard Warranty or any applicable active Extended Warranty, Kenworth will pay for parts at dealer net plus applicable mark-up and

labor:
https://eportal.paccar.com/dealer/uskw/en/service/vehiclebulletins/vehiclefieldservice/Pages... 8/3/2020
TIB 13-054 - Bendix New-Gen Lightweight Steer Axle Drum Brake Backing Plate/Spider... Page 2 of 3
1.6 to 2.4 hours labor, depending on model (the correct time will be applied when the SRT code is selected in the claim), to R&R each

cracked brake spider. File a long form claim referencing 13-054.

A clear picture is required in the claim for each cracked component to be replaced.

If no components are found to be cracked during the routine inspection, no further action is required. Do not file a claim for inspection

only. This is part of the required inspection to be performed during “A” interval scheduled maintenance inspections and is described in

Bendix Service Manual BW7258, and should be billed to the customer.

File an additional claim, including pictures and referencing 13-054 in the CCC, for extraordinary circumstances or additional damage as a

result of the cracked spider.

Take-Off Parts Disposition: Ship Take-Off parts to Bendix per ship code EZ.

CLAIM CODING

Failure Location:
013-001-088
Work Accomplished:
35
Failure Type:
155
Responsibility Code:
05
SRT Code:
013-001

Claim Type:

1.6 to 2.4 hrs.

depending on

model

R&R brake

backing

plate/spider (one)
Vendor Code:
13-54
N
Parts

Parts are available from PACCAR Parts.

Quantity
Part Number
Description
1
K124778NBXW
LH Brake Spider & Pin Assembly
1
K124779NBXW
RH Brake Spider & Pin Assembly
Procedure

Please follow your dealership's safety procedures and precautions to ensure the vehicle can be

safely repaired and maintained.

Visible cracks can be detected as part of the required routine inspection, as described in the Periodic Inspections section of Bendix Service Manual

BW7258. PACCAR Operator's manuals call for a brake inspection, which includes: a thorough visual inspection for brake wear, loose fasteners,

broken parts, and/or obvious damage should be made each time the brake is being serviced or the wheel and drum have been removed.

Refer to Bendix Technical Bulletin TCH-022-005 for the inspection and repair procedure.
Attachments

BW7258 Bendix Service Manual
Authored by: OF
Access to PACCAR’s Enterprise Portal is provided as a benefit of doing business with PACCAR. All applications and content accessed through this

system are confidential and proprietary and the property of PACCAR Inc and its suppliers, and must be kept strictly confidential pursuant to the

contract licensing such access. Disclosure, publication, release or distribution of any material found on PACCAR systems to any person other

than employees with a need to know such information is strictly prohibited. All activity on this system is monitored. If PACCAR suspects or

discovers any unauthorized activity, access may be immediately terminated without prior notification. Violators may be subject to legal action.
© Copyright 2020 PACCAR Inc. All rights reserved. We welcome your feedback on this page. For technical questions or concerns about this
https://eportal.paccar.com/dealer/uskw/en/service/vehiclebulletins/vehiclefieldservice/Pages... 8/3/2020
TIB 13-054 - Bendix New-Gen Lightweight Steer Axle Drum Brake Backing Plate/Spider... Page 3 of 3
page, please contact the DealerNet Webmaster.
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13-054 Bendix New-Gen Lightweight Steer Axle Drum Brake Spider
Page 1 of 3
Service Bulletin

13-054
Section

13 - Brakes and Air System
Description

Bendix New-Gen Lightweight Steer Axle Drum Brake Spider
Release Date

7/29/2020
Introduction

Peterbilt has determined that vehicles equipped with Bendix New-Gen Lightweight Steer Axle Drum Brakes may have

brake spiders that could be susceptible to cracking. Vehicles built from 10/19/15 through 7/22/19 with Bendix drum brakes

on the steer axle, and part numbers that begin with G1-545* or G1-515* could be impacted. Reference Bendix Technical

Bulletin TCH-022-005 (in attachments below) for repair procedure.
Resolution

Fix-as-Fail

If a customer comes into your dealership and demonstrates the condition above, use the procedure below to replace the

cracked brake spiders.

Visible cracks can be detected as part of the required routine inspection, as described in the Periodic Inspections section

of Bendix Service Manual BW7258 (in attachments below). According to the manual, a thorough visual inspection for

brake wear, loose fasteners, broken parts and/or obvious damage should be made each time the brake is being serviced

or the wheel and drum have been removed.
Warranty

Through Standard Warranty Peterbilt will pay for parts at dealernet plus mark-up and labor:

1.9 hours labor to R&R each cracked brake spider for models 330, 337 and 348. File a long form claim referencing

13-054. This time includes a test drive.

1.6 hours labor to R&R each cracked brake spider for models 365, 367, 382, 384, 386, 389, 567, 579 and 587.

This time includes a test drive.

A clear picture is required in the claim for each cracked component to be replaced.

If no components are found to be cracked during the routine inspection, no further action is required. Do not file a

claim for inspection only. This is part of the required inspection to be performed any time the brakes are serviced.

File an additional claim, including pictures and referencing 13-054 in the CCC, for extraordinary circumstances or
https://eportal.paccar.com/dealer/uspb/en/service/vehiclebulletins/vehiclefieldservice/Page... 7/31/2020
13-054 Bendix New-Gen Lightweight Steer Axle Drum Brake Spider
Page 2 of 3
additional damage as a result of the cracked spider.
For Field...
Enter...
Failure Location
013-001-088
Failure Type
155
Claim Type
N
Campaign Number
13-054

SRT 013-001
Labor
1.9 hours – R&R Brake Backing Plate /

Spider (one) and test drive for 330, 337

and 348 models.

1.6 hours – R&R Brake Backing Plate /

Spider (one) and test drive for 365,

367, 382, 384, 386, 389, 567, 579 and

587 models.
Take-off parts disposition: Destroy parts 30 days after the claim has been paid.
Parts

Parts are available through PACCAR Parts.
Quantity

1

1
Part Number

K124778NBXW

K124779NBXW
Description

LH Brake Spider & Pin

Assembly

RH Brake Spider & Pin

Assembly
Procedure

Refer to Bendix Technical Bulletin TCH-022-005 (in attachments below) for the inspection and repair procedure.
Attachments

BW7258 Bendix Service Manual

TCH-022-005 Bendix Technical Bulletin
Authored by: PR
Access to PACCAR’s Enterprise Portal is provided as a benefit of doing business with PACCAR. All applications and content accessed

through this system are confidential and proprietary and the property of PACCAR Inc and its suppliers, and must be kept strictly

confidential pursuant to the contract licensing such access. Disclosure, publication, release or distribution of any material found on

PACCAR systems to any person other than employees with a need to know such information is strictly prohibited. All activity on this

system is monitored. If PACCAR suspects or discovers any unauthorized activity, access may be immediately terminated without

prior notification. Violators may be subject to legal action.

© Copyright 2020 PACCAR Inc. All rights reserved. We welcome your feedback on this page. For technical questions or concerns
https://eportal.paccar.com/dealer/uspb/en/service/vehiclebulletins/vehiclefieldservice/Page... 7/31/2020
13-054 Bendix New-Gen Lightweight Steer Axle Drum Brake Spider
Page 3 of 3
about this page, please contact the DealerNet Webmaster.
https://eportal.paccar.com/dealer/uspb/en/service/vehiclebulletins/vehiclefieldservice/Page... 7/31/2020
Technical Bulletin

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Bendix Spicer Foundation Brake LLC (BSFB) has discovered that a small number of new-gen lightweight steer

axle drum brakes installed on PACCAR® (Peterbilt® & Kenworth®) vehicles built between 2015 - 2019 may have

cracks in the spiders (mounting plates). Vehicles that fall within these parameters, or have been serviced with

the part numbers listed below, must be inspected for the possibility of cracked spiders. Use the inspection

procedure detailed below. Vehicles with air disc brake steer axles, or drum brake part numbers not shown

below, are not a part of this bulletin.

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