*Included in 500, 540, 580 and 620 models
1Steiger 620 Tier 4B (Nebraska Test 2164, September/October 2016): maximum drawbar fuel efficiency at 17.63 hp-hr./gal. at rated engine RPM, and at 75% pull at rated engine rpm 16.61 hp-hr./gal.; compared with John Deere 9620R Tier 4B (Nebraska Test 2135, November 2015): maximum drawbar fuel efficiency at 16.07 hp-hr./gal. at rated engine rpm and at 75% pull 15.86 hp-hr./gal. Steiger 620 Tier 4B (Nebraska Test 2164, September/October 2016): maximum observed drawbar horsepower of 594.08 hp; compared with John Deere 9620R Tier 4B (Nebraska Test 2135, November 2015): maximum observed drawbar horsepower of 556.83 hp. Steiger 620 Tier 4B (Nebraska Test 2164, September/October 2016): maximum pull at 65,077 lb.; compared with John Deere 9620R Tier 4B (Nebraska Test 2135, November 2015): maximum pull at 60,455 lb.
22.1% lower total operating cost by weighted average ($0.0023/hp-hr.). Yearly costs assume usage of 685 hours and average of 75% power. Results from PTO dyno and drawbar tests combined (Nebraska Test 2092, September 2014 (370), Nebraska Test 2093, September/October 2014 (420), Nebraska Test 2094, September 2014 (470), Nebraska Test 2095, September/October 2014 (500), Nebraska Test 2096, September 2014 (540), Nebraska Test 2162, October 2016 (580), Nebraska Test 2164, September/October 2016 (580), Nebraska Test 2107, March/April 2015 (9370R), Nebraska Test 2108, April 2015 (9420R), Nebraska Test 2109, April 2015 (9470R), Nebraska Test 2111, April/May 2015 (9520R), Nebraska Test 2133, November 2015 (9570R), Nebraska Test 2135, November 2015 (9620R)).
3Steiger Quadtrac 620 Tier 4B (Nebraska Test 2165, September/October 2016): maximum drawbar fuel efficiency at 16.63 hp-hr./gal. at rated engine rpm, and at 75% pull at rated engine rpm 15.87 hp-hr./gal.; compared with John Deere 9620RX Tier 4B (Nebraska Test 2174, April 2017): maximum drawbar fuel efficiency at 15.54 hp-hr./gal. at rated engine rpm, and at 75% pull at rated engine rpm 15.33 hp-hr./gal. Steiger Quadtrac 620 Tier 4B (Nebraska Test 2165, September/October 2016): maximum observed drawbar horsepower of 561.94 hp; compared with John Deere 9620RX Tier 4B (Nebraska Test 2174, April 2017): maximum observed drawbar horsepower of 549.55 hp. Steiger Quadtrac 620 Tier 4B (Nebraska Test 2165, September/October 2016): maximum pull at 57,556 lb.; compared with John Deere 9620RX Tier 4B (Nebraska Test 2174, April 2017): maximum pull at 53,349 lb.