Description
Challenger B1078 Arm Pivot Pin – 1.5″ Diameter x 6″ Long for CL Series Lifts
Replace worn or bent swing arm pins with this Challenger B1078 Arm Pin (1.5″ diameter x 6″ long). This heavy-duty arm pivot pin secures the lift arm to the carriage and allows smooth, controlled arm rotation and positioning under load. Also found on Snap-on, John Bean, Ammco, and other brands. Over time, arm pins can wear, loosen, or develop grooves that lead to arm slop, uneven loading, binding, or premature bushing and gear wear. Replacing the pin restores factory-safe arm movement and helps keep the arm restraint system engaging properly. Note: image is a stock photo – arm pins shipped may vary from photo. Always verify pin diameter and length before ordering – this listing is for the 1.5″ x 6″ version.
Product Information
- Brand / Equipment: Challenger Lifts
- Manufacturer / Reference Part Number: B1078 (replaces A1078 and 31134)
- Store SKU: CHR1078
- Component: Swing Arm Pivot Pin / Arm Pin
- Diameter: 1.5 in (38.1 mm)
- Length: 6 in (152.4 mm)
- Material: Hardened steel
- Finish: Corrosion-resistant coating
- Listed Application: Challenger CL Series and numbered-series 2-post lifts
Compatible Makes / Verified Fitment Models
Challenger CL Series (2-Post):
- CL9
- CL10
- CL10 V3
Challenger Numbered / Spirit Series:
- 20000, 21000, 26000, 27000, 27000 Plus, 28000, 30000, 31000, Spirit 31000
- 33000, 35000, 36000, 37000, 39000, 70000, 71000
Replacement / Cross-Reference Numbers
- B1078 (current part number)
- A1078 (superseded)
- 31134 (superseded)
Fitment and Ordering Notes
Verify pin diameter and length on your arm before ordering. This listing is for the 1.5″ x 6″ version. Also found on Snap-on, John Bean, Ammco, and other brands – confirm your part number matches before purchasing.


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