STEERTEK ™ NXT Axle – Peterbilt Truck Vehicles
FRONT SUSPENSIONS
STEERTEK NXT Axle Selection Guide
Vehicles built prior to June, 2025
Integrated Brake Knuckle (IBK) Axle with ¾" Mounting Fasteners Page 312 Part Number
Lower Steering Knuckle Assembly Left Hand Right Hand
Upper Steering Knuckle Assembly Tie Rod Assembly
KPI/ *Steering Arm Type (in)
Axle & Kingpin Assembly
Wheel Base (in)
STEERTEK NXT Assembly
Capacity (lb)
Left Hand Key No. 4
Key No. 1 Key No. 2a Key No. 3a
Key No. 14 76879-001 76879-002 76879-003 76879-001 76879-002 76879-003 76879-001 76879-001 76879-001 76879-001 76879-001 76879-001 76879-001 76879-002 76879-003 76879-001 76879-002 76879-003
91925-801 91925-802 91925-803 91925-804 91925-805 91925-806 91925-807 91925-808 91925-809 91925-810 91925-811 91925-812 91925-901 91925-902 91925-903 91925-904 91925-905 91925-906 91925-907 91925-908 91925-909 91925-910 91925-911 91925-912
80029-105 80029-106 80029-107 80029-108 80029-109 80029-110 80029-105 80029-106 80029-107 80029-108 80029-109 80029-110 80029-105 80029-106 80029-107 80029-108 80029-109 80029-110 80029-105 80029-106 80029-107 80029-108 80029-109 80029-110 80029-105 80029-106 80029-107 80029-108 80029-109 80029-110 80029-105 80029-106 80029-107 80029-108 80029-109 80029-110 80029-105 80029-106 80029-107 80029-108 80029-109 80029-110 80029-105 80029-106 80029-107 80029-108
<190
70.9/ LSA
215
60903-475
>240 <190
91924-006M
70.9/ RSA
215
60903-481
>240 <190
13.2K
69.0/ LSA
215
60903-475
>240 <190
91924-007M
69.0/ RSA
215
60903-481
>240 <190
70.9/ LSA
215
60903-475
>240 <190
91924-008M
70.9/ RSA
215
60903-481
>240 <190
14.6K
69.0/ LSA
215
60903-475
>240 <190
91924-009M
76879-001
69.0/ RSA
215
60903-481
>240 80029-109 80029-110 NOTE: * LSA stands for Lower Steering Arm and RSA stands for Raised Steering Arm configuration.
317
Reference Lit. No. SP-346 | 855-743-3733
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