Hendrickson Truck Parts Catalog

SOFTEK ® with STEERTEK ™ Axle – Blue Bird Buses

FRONT SUSPENSIONS

■ STEERTEK NXT Axle Selection Guide

STEERTEK NXT Assembly

Lower Steering Knuckle Assembly

Upper Steering Knuckle Assembly

Vehicles Built

Ackermann Brake Type

After May 2017

Prior to May 2017

Left Hand

Right Hand

Left Hand

Right Hand

200" 250" 200" 250" 200" 250" 200" 250" 150" 200" 250" 150" 200" 250" 150" 200" 250" 150" 200" 250"

— 68987-007 — 68987-008 — 68987-011 — 68987-012

58900-233 58900-231 58900-253 58900-251 58900-233 58900-231 58900-253 58900-251 58900-235 58900-233 58900-231 58900-255 58900-253 58900-251 58900-235 58900-233 58900-231 58900-255 58900-253 58900-251

58900-234 58900-232 58900-254 58900-252 58900-234 58900-232 58900-254 58900-252 58900-236 58900-234 58900-232 58900-256 58900-254 58900-252 58900-236 58900-234 58900-232 58900-256 58900-254 58900-252

Air

60903-216

Hydraulic

60904-202

68987-053 68987-054 68987-055 68987-056

68987-045 68987-046 68987-047 68987-048

Air

60903-252

Hydraulic

Axle Drop

4.25"

5.36"

68987-027 68987-028 68987-029 68987-030 68987-031 68987-032 68987-021 68987-022 68987-023 68987-024 68987-025 68987-026

68987-033 68987-034 68987-035 68987-036 68987-037 68987-038 68987-015 68987-016 68987-017 68987-018 68987-019 68987-020

Air Disc

60903-258

60904-202

Hydraulic

Air Disc

60903-255

60904-202

Hydraulic

NOTES: Quantities of service kit components may vary from amount shown in this publication. * Item included in kit/assembly only, part not sold separately.

** 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. *** In June 2020, 8.5K and 10K capacity vehicles the 2-leaf spring assemblies were updated with leaf and half spring assemblies.To perform component replacement for vehicles built prior to June 2020, the option to replace the as-equipped leaf assemblies is still available or, to update with the leaf and half spring assembly is acceptable, although the update will require that both leaf spring assemblies be replaced. **** Effective July 2019 STEERTEK axles for Blue Bird will no longer be available for service, see Replacement Guide on Page 106.Axle replacement with a STEERTEK NXT axle assembly is required. For more information, contact Hendrickson Tech Services.

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Reference Lit. No. SP-172 | 1-866-755-5968

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