Add to your list above:
Do you have to remove the bed for install?
Does it require cutting holes in frame or inner fenders?
Is the SVC one the only 100% bolt on?
Good questions. I only posted the info that was on their websites. I will defer that to the MFGs:
@svc
@RPG
@Rogue Racing
Does your bump stop kit require the frame to be drilled or cut?
Does your bump stop kit require the bed to be removed for install?
Is your bump stop kit 100% bolt on?
Will your bump stop kit accommodate 4" bump stops?
Can longer bump stop pads be used on 2.5" bump stops for towing?
Will your bump stop kit work with aftermarket leaf springs?
Will your bump stop kit work with aftermarket exhaust?
Are there any important details about your kit that have not been detailed above?