MY 57 GMC 370 has a small lever in the gear shift knob. Was this the original 2 speed axel switch? But it also has the red button clamped to the shift lever with a heater hose clamp.


57 GMC LCF 370
55 John Deere 40-W
59 John Deere 430-W
2000 GMC 4x4
56 John Deere 420-W
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