NHTSA ID Number: 10153383
Manufacturer Communication Number: SP-307 Rev.C
TSB/Document Date: 2019-02-19
Summary
Operation Name: Hendrickson
Truck Commercial Vehicle Systems Document Name: Parts List - AIRTEK NXT for Freightliner Cascadia Vehicles Summary: This document provides parts lists for Hendrickson AIRTEK NXT suspension systems equipped on applcable Freightliner Cascadia Vehicles.
AIRTEK® NXT for Freightliner
Cascadia® Vehicles
LIT NO: SP-307
DATE: November 2018
CONTENTS
DESCRIPTION
PAGE
Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Selection Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Special Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
REVISION: C
AIRTEK® NXT for Freightliner Cascadia® Vehicles
12.5K • 13.3K Capacity
2
SP-307
AIRTEK® NXT for Freightliner Cascadia® Vehicles
KEY NO. PART NO.
DESCRIPTION
VEHICLE
QTY.
KEY NO. PART NO.
DESCRIPTION
1
Leaf Spring Assembly, Includes Non-serviceable 2
Front Spring Eye Bushing and Key No. 2
53622-000 12.5K
53767-000 13.3K
60961-867
Single Thru-Bolt Bushing Service Kit,
Includes Key No. 2 and 57
2
**Rear Spring Eye Thru-Bolt Bushing
2
3
78046-001
Shackle Plate
2
4
*M20 x 2.50-6G x 170 mm Hex Bolt
4
5
*M20 Flat Washer - H12
8
6
*M20 x 2.5 Locknut
4
One Side Clamp Group & Leaf Spring Assembly
Service Kit, Includes Key Nos. 1-2, 7-8, 14-22
34013-238 390 mm Ride Height, 12.5K, Left Hand
34013-239 390 mm Ride Height, 12.5K, Right Hand
34013-240 430 mm Ride Height, 12.5K, Left Hand
34013-241 430 mm Ride Height, 12.5K, Right Hand
34013-243 390 mm Ride Height, 13.3K, Left Hand
34013-244 390 mm Ride Height, 13.3K, Right Hand
34013-245 430 mm Ride Height, 13.3K, Left Hand
34013-246 430 mm Ride Height, 13.3K, Right Hand
7
Top Pad / Shock Bracket
78030-001 Left Hand
1
78030-002 Right Hand
1
8
64080-000
Rubber Bump Stop
2
9
79115-002L
Air Spring Assembly, Includes Upper Fasteners 2
10
78762-101
Air Spring Bracket
2
11
68974-000
M12 x 1.75 Flange Locknut
2
5⁄16"-18 UNC Nut
2
12
17491-011
13
59169-003
Link Mount
2
14
75989-000
M20 x 1.5-6H Two-piece Nut
8
15
Dowel Pin
2
57159-015 ½" x 2½", 390 mm Ride Height
57159-014 ½" x 41⁄16", 430 mm Ride Height
16
77517-040
Leaf Spring Spacer, 430 mm Ride Height Only 2
17
78044-101
Axle Wrap
2
18
M20 x 1.5-6g Semi Round U-bolt
4
78025-175 175 mm, 390 mm Ride Height
78025-215 215 mm, 430 mm Ride Height
60961-802
Axle Clamp Service Kit, One Side,
Includes Key Nos. 19-22
19
**Axle Wrap Liner
2
20
**Axle Clamp, Front - Unthreaded
2
21
**Axle Clamp, Rear - Threaded M20 x 2.5
2
22
**M20 X 2.5-6G x 160 mm Hex Thru Bolt
4
23
59427-101L LH Height Control Valve and Linkage Assembly 1
59427-102L RH Height Control Valve and Linkage Assembly 1
24
*M6 x 1.00 x 55 mm Hex Cap Screw
4
25
*M6 x 1.00 Locknut
4
26
58913-015L
Shock Absorber (538 mm Extended)
2
27
78047-001
Left Hand Upper Shock Bracket
1
78047-002
Right Hand Upper Shock Bracket
1
28
*M16 x 2.00-6G x 130 mm Bolt
2
29
*M16 Flat Washer
4
30
*M16 x 2.00-6H Nut
2
31
59946-012
Lower Shock Spacer (10 mm)
2
32
*M20 x 2.50-6G x 210 mm Bolt
2
33
*M20 Flat Washer
4
34
*M20 x 2.5 Locknut
2
VEHICLE
QTY.
77771-XXX
Front Axle Assembly, Includes Key Nos. 35-56,
1
See Selection Guide on Page 4
35
Axle and Kingpin Assembly
1
70685-104 12.5K
78685-104 13.3K
36
Left Hand Upper Steering Knuckle Assembly,
1
Includes Key Nos. 40-41, 43-44
60903-473 390 mm Ride Height
60903-474 430 mm Ride Height
37
60904-432
Right Hand Upper Steering Knuckle Assembly,
1
Includes Key Nos. 40-41, 43-44
38
Left Hand Lower Steering Knuckle Assembly,
1
Includes Key Nos. 42-44, 49-50
58900-405 150 Ackermann
58900-403 200 Ackermann
58900-401 230-250 Ackermann
39
Right Hand Lower Steering Knuckle Assembly,
1
Includes Key Nos. 42-44, 49-50
58900-406 150 Ackermann
58900-404 200 Ackermann
58900-402 230-250 Ackermann
Kingpin Bushing and Bearing Service Kits,
60961-628
Axle Set, Includes Kit Nos. 60961-629 & -630
60961-629
Left Hand w/Composite Thrust Bearing, Includes
Key Nos. 40-45, 47-48
60961-630
Right Hand w/Roller Thrust Bearing, Includes Key
Nos. 40-44, 46-48
40
33117-000
Grease Zerk
2
41
68687-003
Grease Cap Assembly, Upper
2
42
68687-002
Grease Cap Assembly, Lower
2
43
58909-001
Kingpin Bushing
4
Thrust Bearing Service Kits,
60961-631 Axle Set, Includes Kit Nos. 60961-632 & -633
60961-632
Left Hand Composite Thrust Bearing, Includes
Key Nos. 44-45, 47-48
60961-633
Right Hand Roller Thrust Bearing, Includes Key
Nos. 44, 46-48
44
68731-000
Kingpin Seal
4
45
77907-000
Composite Thrust Bearing
1
46
64256-000
Roller Thrust Bearing
1
5⁄8"-11 UNC Socket Head Cap Screw
4
47
60236-001
48
60937-000
Loctite® (Red) Compound Tube (Not Shown)
1
60961-069
Stop Bolt Service Kit, One End,
Includes Key Nos. 49-50
49
60238-001
½"-13 UNC Square Head Stop Bolt
2
50
60240-000
½"-13 UNC Hex Jam Stop Nut
2
51
Tie Rod Assembly, Includes Key Nos. 52-54,
1
See Selection Guide on Page 4
60961-XXX
Tie Rod End Service Kits, See Selection Guide
on Page 4
Axle Set, Includes LH and RH Kits
Left Hand, Includes Key Nos. 52, 54-56
Right Hand, Includes Key Nos. 53-56
Tie Rod Ends, See Selection Guide on Page 4
52
Left Hand
1
53
Right Hand
1
2
54
**7/8" Castle Nut
7/8" Flat Washer
2
55
22962-007
56
17800-004
Tie Rod Nut Cotter Pin
2
57
**Loctite (Not Shown) (one per bushing)
4
NOTE: * Not supplied by Hendrickson, used for reference only. Hendrickson is not responsible for components supplied by the vehicle
manufacturer. For assistance with maintenance and rebuild instructions on these components see vehicle manufacturer.
** Item included in kit / assembly only, part not sold separately.
Hendrickson Lit. No. 45745-436 – A IRTEK NXT Ride Height Gauge for Freightliner Vehicles can be obtained online at
www.hendrickson-intl.com/Litform
SP-307
3
For all (*) see notes on Page 4
AIRTEK® NXT for Freightliner Cascadia® Vehicles
■■ Selection
Guide
13.3K
12.5K
Ackermann
Front Axle
Assembly Part No.
Ride Height
Tie Rod
Assembly Part No.
390 mm
430 mm
Key No. 51
150
77771-001
77771-004
76877-001
200
77771-002
77771-005
76877-002
230-250
77771-003
77771-006
76877-003
150
77771-007
77771-010
76879-001
200
77771-008
77771-011
76879-002
230-250
77771-009
77771-012
76879-003
Tie Rod
End Part No.
Tie Rod End
Service Kit Part No.
Left Hand
Right Hand
Key No. 52
Key No. 53
70995-001
70995-002
60961-734 (Axle Set)
60961-736 (LH)
60961-741 (RH)
76876-001
76876-002
60961-735 (Axle Set)
60961-742 (LH)
60961-743 (RH)
■■ Special Tools
REAR LEAF SPRING BUSHING TOOLS
Hendrickson Part No. 66086-303
Hendrickson Part No. 66086-304
OTC Part No. 4263 Visit otctools.com
OTC Part No. 4261 Visit otctools.com
Hendrickson Part No. 66086-305
Adapter Set
OTC Part No. 4255 Visit otctools.com
REAR LEAF SPRING BUSHING ADAPTER TOOL KIT
Hendrickson Part No. 66086-302
OTC Part No. 4250 Visit otctools.com
NOTE: In conjunction with Hendrickson Part No. 66086-304 (OTC 4275) this
additional adapter tool kit is available to purchase to be used on Hendrickson
PRIMAAX EX • COMFORT AIR • FCCC V-Ride rear air suspensions (not needed for
this front suspension).
KINGPIN BUSHING TOOL – ADJUSTABLE STRAIGHT FLUTE REAMER
The dimension of cutting diameter
must facilitate a range of 1.802"-1.812"
This is a general parts list to provide directional information. Components may vary by model. Questions in regards to parts, contact Hendrickson Truck Parts at
1.866.755.5968 (Toll-free U.S. and Canada), 630.910.2800 (Outside U.S. and Canada) or e-mail: truckparts@hendrickson-intl.com.
Truck Commercial Vehicle Systems
800 South Frontage Road
Woodridge, IL 60517-4904 USA
1.866.755.5968 (Toll-free U.S. and Canada)
630.910.2800 (Outside U.S. and Canada)
Fax 630.910.2899
“HENDRICKSON”, the “H” logo and other Hendrickson marks
designated with the “®” symbol are registered trademarks
of Hendrickson USA, L.L.C. in the United States and certain
other countries.
SP-307 Rev C 11-18
Information contained in this literature was accurate at the time of publication. Product changes may have been made after the copyright date that are not reflected.
© 2017 – 2018 Hendrickson USA, L.L.C. All Rights Reserved
Printed in United States of America
- 2026 ALL-IN-ONE HEAVY DUTY TRUCK SCANNER – BUILT FOR...
- 42+ RESET FUNCTIONS – MORE THAN A BASIC TRUCK CODE...
- ACTIVE TEST & ECU CODING – ADVANCED BIDIRECTIONAL SCAN...
- FULL-SYSTEM HDOBD/OBD2 DIAGNOSTICS – WIDE TRUCK & ENGINE...
- PROFESSIONAL HARDWARE + RELIABLE SUPPORT – BUILT FOR DAILY...
- 【Built for Heavy Duty Diesel Diagnostics】Designed for...
- 【Full System Diagnostics+All HD OBD Modes】The New HD...
- 【Wide Heavy-Duty Vehicle Coverage】Supports a wide range...
- 【Speaks Major Truck Protocol】The New HD601 diesel truck...
- 【Save Hundreds on Diagnostic Fees】Why pay $150–300 for...
Last update on 2026-06-23 / Affiliate links / Images from Amazon Product Advertising API
If the PDF is very large, it may not load in the preview below.
Some older TSBs had multiple PDFs — visit the NHTSA Website to view all PDFs.
If the TSB PDF does not show, download or view it on the NHTSA Website.
Click on the (+) Plus Sign
Then Click on Associated Document(s)
Search NHTSA Database for Recalls
Search NHTSA Database for Vehicle Investigations
View Latest Vehicle Investigations
Search NHTSA Database for Vehicle Complaints
View Latest Vehicle Complaints
TSB/Document ID: SP-307 Rev.C
Replacement Service Bulletin Number:
MFR Communication Date: 2018-11-01
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: SUSPENSION
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
- [2026 Top-Tier Hardware and Software Upgrade]: Topdon ArtiDiag900 Lite scanner has enhanced hardware and latest features, including Android 11.0, 5x faster CPU, 10000mAh battery for 12 hours of continuous operation, stable wireless diagnosis with Bluetooth 5.0, 8-inch touchscreen. Added bi-directional control, wireless diagnosis, battery testing (optional), and DTC repair guide
- [TOPDON Bidirectional Scan Tool]: This bidirectional obd2 scanner sends commands to the vehicle's ECU for active testing, enabling users to accurately and quickly locate faulty components such as injectors, coolant pumps, windows, wipers, headlights, mirrors, etc. The bidirectional control scanner is the ideal choice for workshops/automotive repair shops as it significantly reduces mechanic's diagnostic time.
- [Wireless Bluetooth Diagnostic Experience]: The AD900 Lite scan tool comes with a Bluetooth 5.0 VCI, supporting a wireless diagnostic range of up to 33 feet (10 meters), allowing you to diagnose without being confined to cables or tight spaces. Stable and fast wireless diagnosis provides a comfortable repair environment. It also offers VCI cables to increase connectivity options.
- [DTC Repair Guide Function]: Easily diagnose issues with your vehicle and receive guidance on repairs with the topdon scan tool's fault code definitions for all systems,maximize your diagnostic capabilities. This function is compatible with Chrysler
/Dodge/Jeep/Fiat 2010-2014 and expanding with continual updates,the AritDiag 900 Lite car diagnostic scanner is the must-have tool for any technician or DIY enthusiast. - [OE-Level Full System Diagnostics]:AritDiag900 Lite full system diagnostic scanner can scan ALL available modules(Engine, Transmission, Airbag, ABS, ESP, TPMS, Gateway, Steering, Radio, Air conditioning, ect.) to✔read ECU info, ✔read/clear codes, ✔view live data stream, ✔retrieves freeze-frame, ✔perform active tests, and more. With just a simple click, it provides you with accurate and in-depth diagnostics.
- Dual WiFi & 10.1" Touchscreen: Provides a stable, high-speed wireless link 3x faster than bluetooth, and a responsive, professional interface. Topdon ONE obd2 scanner diagnostic tool ensures smooth, non-lagging diagnostic scan, boosting mechanic efficiency
- J2534 Pass-Thru Support: The included ONE VCI supports the J2534 standard, allowing it to function as a pass-thru device when paired with OEM diagnostic software.Through TOPDON’s RLink platform, technicians can perform dealer-level coding, expanding in-house capabilities without investing in multiple factory automotive scan tools
- OE Topology Mapping: Visualize the vehicle’s ECU network exactly as it’s built.Zoom, pan, and highlight specific modules to pinpoint component issues with precision.Topology mapping displays real-time communication between modules
- 50 Plus Service Functions: Covers high-demand services like ADAS calibration, DPF regen, TPMS reset, ABS bleed, and throttle adaptation.Expands your service menu, allows you to charge premium rates, and turns away zero jobs due to lack of tooling. Vehicle-specific functionality may vary
- Advaned ECU Coding: 10 of the most serviced brands in North America, including full ECU coding and flash hidden support for BMW, VW, Au-di, Benz, Porsche, Toyota, Ni ssan and more. Enables module replacement, feature customization, and personal settings with automatic backup or restore.Lets your shop safely offer high-margin customization services, attracting more customers and boosting profit
- Bi-Directional Control, Quickly Locate Problems: Turn your phone into a professional diagnostic tool. You can send commands from your phone to the ECU to test injectors, cooling fans, headlights, A/C clutch, windows, wipers, and more. See which one doesn't respond. Helps you quickly locate the problem and save time. No need to tear things apart, avoid blind disassembly.
- Flexible Subscription, Choose Advanced Features as Needed: TopScan Lite provides free-for-life access to core diagnostics, including full system scan, code reading, performance tests, and repair information. After purchase, advanced features (bi-directional control, service operations, live data, code clearing, and AI functions) are free-for-the-first-year. After the first year, if you want to use advanced features, you need to subscribe on a monthly, quarterly, or yearly basis. As new models and reset functions are updated, the tool will also be continuously upgraded.
- Full System Diagnostics, No Fault Hides: Unlike basic diagnostic tools that only cover 4 systems, TopScan can scan all systems. Read and clear trouble codes, view live data streams, and generate a complete vehicle health report – all issues are clear at a glance. Covers 10,000+ vehicle models and is compatible with 99.99% of vehicles.
- AI Assistant - TopFix: Think of TopFix as your personal AI mechanic. It leverages a repair database and OEM data to deliver clear, step-by-step repair solutions. Features include AI Q&A, one-click translation, and a full repair log, making your diagnostic process simpler and more efficient.
- 8+ Hot Resets, Keep Your Car in Top Shape: One-tap resets for oil, throttle, EPB, steering angle, DPF, ABS, BMS, and airbag. It enables car owners to easily perform essential maintenance, ensuring the vehicle stays in optimal condition and extends its service life.
Last update on 2026-06-23 / Affiliate links / Images from Amazon Product Advertising API
This product presentation was made with AAWP plugin.