There are low gear sets for the 727 but none were OEM. The one set I saw used a 904 planetary and sun gear scabbed together with the 727 parts. Looked really cheesy to me. I don't know who made or sold it.

"Follow me the wise man said, but he walked behind"


'92 D250 Club Cab CTD, 47RH conversion, pump tweaks, injectors, rear disc and hydroboost conversion.
'74 W200 Crew Cab 360, NV4500, D44, D60 and NP205 divorced transfer case. Rear disc and hydroboost conversion.
2019 1500 Long Horn Crew Cab 4WD, 5.7 Hemi.