Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Lower rolling resistance: space saver spare tire donuts @70 psi, or RE92's @ 51 psi?

Patrick · 10-17-2011, 12:36 PM

Is it possible that the spares are bias-ply instead of radial? That would help to explain their poor performance.

10-17-2011, 12:36 PM	#13 (permalink)
Patrick Master EcoModder Join Date: Apr 2008 Location: Northern Florida, USA Posts: 510 Hot Tamale - '10 Toyota Prius III Thanks: 27 Thanked 96 Times in 70 Posts	Is it possible that the spares are bias-ply instead of radial? That would help to explain their poor performance.