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Dual Ultimate Crawler is the combining of both a dual transfer case and a 4.70:1 low range gear set. Such a set up in a mini truck with a 3.93 first transmission gear and a 5.29:1 ring and pinion ratio, will yield an Ultimate crawl ratio of 223:1 in first gear low range.
Through our experience, we consider a crawl ratio of apprx. 220:1 to be an absolutely ideal speed for
any trail circumstance.Wanna-Be Dual Ultimate Crawler This is when someone combines a dual transfer case setup with a 4.00:1 low range gear set. A typical reduction while using 5.29:1 r'n'p then becomes 190:1. A Lower crawl ratio is desired. Wanna-Be Dual Ultimate Overkill Crawler How do I determine what ratios I have? Toyota 4WD First Gear Transmission Ratios Crawl Ratio Calculator Determine your Actual Vehicle Speed vs. Gear Ratios and Tire Sizes Close this window |