Shmoo - what year truck? 1/2 ton, 3/4 ton?
The leaf springs under the axles?
I think they are bump stops... but not real sure from your description.
-W
do they look like this? Spring to Axle Pads
SSP-10 1947-55 Pads,
rear spring to axle side, set of 4 $5.00
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