OK Greg, I took some pictures of the GMCs today. Like I said earlier, I'm assuming the Chevys are the same. Have a look at differences.

I hope this helps with your decision. I'm going with a TH200-4R myself. cool

"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.