My sample of an online quiz.....

[Jim Oaks]

TTB is reverse rotation. 1998+ IFS is standard rotation.

 

[lil red]

i vote for more tests for other systems on the truck
i love that

 

[Hahnsb2]

100%... The ring gear diameter on the D28 was only one I wasn't sure about.

 

[AgPete139]

Fun quiz! I got 71% (missed 4 questions) ...I was stumped with the early Gen I & II years. Not bad since I've a 2WD !

 

[AgPete139]

BUMP for new members!

 

[Ranger Sport Honduras]

57%

 

[superds]

79% here. A little disappointing.