STEERTEK ™ NXT Axle – Kenworth Truck Vehicles
FRONT SUSPENSIONS
STEERTEK NXT Axle Selection Guide
Vehicles built prior to June, 2025
Standard Brake Knuckle (SBK) with ¾" Mounting Fasteners Page 298
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. 2b Key No. 3b
Key No. 14 76879-001 76879-002 76879-003 76879-001 76879-002 76879-003
91925-301 91925-302 91925-303 91925-304 91925-305 91925-306 91925-307 91925-308 91925-309 91925-310 91925-311 91925-312 91925-401 91925-402 91925-403 91925-404 91925-405 91925-406 91925-407 91925-408 91925-409 91925-410 91925-411 91925-412
58900-505 58900-506 58900-507 58900-508 58900-509 58900-510 58900-505 58900-506 58900-507 58900-508 58900-509 58900-510 58900-505 58900-506 58900-507 58900-508 58900-509 58900-510 58900-505 58900-506 58900-507 58900-508 58900-509 58900-510 58900-505 58900-506 58900-507 58900-508 58900-509 58900-510 58900-505 58900-506 58900-507 58900-508 58900-509 58900-510 58900-505 58900-506 58900-507 58900-508 58900-509 58900-510 58900-505 58900-506 58900-507 58900-508
<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
76879-001
69.0/ RSA
215
60903-481
>240 <190
76879-001 76879-002 76879-003 76879-001 76879-002 76879-003
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 58900-509 58900-510 NOTE: * LSA stands for Lower Steering Arm and RSA stands for Raised Steering Arm configuration.
301
Reference Lit. No. SP-345 | 855-743-3733
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