Expert Answers about Pontiac Grand Prix

• What is Difference between SumoSprings Trailer Helper Springs TSS-106-40 and TSS-107-40
• The difference between the SumoSprings Trailer Helper Springs w/ Line Relocation Bracket # TSS-106-40 and # TSS-107-40 is the orientation of the axle to the leaf springs. So since you have an underslung kit the correct part number you need is the # TSS-106-40. The main difference is the height of the spacer that fits below the jounce (blue) spring. The relocation bracket that comes with these kits is so that you can slightly move a gas or utility line that mounts to the lower portion of...
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