The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - JackdTruck - the overly ambitious 1969 K10 LWB Project

**Richard** · 07-12-2020, 03:22 AM

4.56 is fine with 38's. Will be running 5.29's with 40's or 41.5's. Big heavy tires add a lot of rolling resistance.

07-12-2020, 03:22 AM	#12
Richard Senior Member Join Date: Dec 1999 Location: Southern California Posts: 2,703	Re: JackdTruck - the overly ambitious 1969 K10 LWB Project 4.56 is fine with 38's. Will be running 5.29's with 40's or 41.5's. Big heavy tires add a lot of rolling resistance. __________________ Richard 1972 K10 Custom Deluxe SWB Fleetside My build https://67-72chevytrucks.com/vboard/...d.php?t=800746