I have seen a few kits for the auto to manual hub conversion kits/instructions that needed alot more work than just simply switching them, I sold the trucks before i ended up having to deal with it though. Logged 1988 V10 Suburban 5.7L TBI/TH350 39K on rebuild 4.10AR GM14FF/GM10SF 235/85R16 & 18.4-16.1 1988 V20 Suburban 6.2L-J/TH400 CA truck Warn Hubs p/n 29071. conversion kit p/n 27997 (early 90 and later 27 spline axle) *** for earlier vehicles - p/n 27988 (83-early 90 with 23 tooth spline axle) Cost of the Hubs and the conversion kit cost $185. Then the cost of the wheel bearing socket was $13. Time to do the conversion at a leisurely pace was about 1.5 hours. 1. Got the hubs, just need the nut kit. You will need the ford 6 point auto hub socket to get the old nuts off & the Ford 4 lug locking hub socket to get the new ones on. You can buy either one for about $15 at your local parts stores. With how often I work on OBS I find them worth every penny. Tom S OEM Moderator Joined Jul 15, 2007 9,379 Posts #fordbronco #trailblazerfilmsThis applies to all ford broncos, f150, f250's from years 1980-1996. This is to convert your automatic 3 screw locking hubs to m to me there would be no reason to switch to manual transfer case i kept the esof works great only difference is that you have to manually locks the hubs but they are more reliable then the vacuum hubs cause you don't have to worry about pinched vacuum lines or the oring on the hub going out an losing vacuum causing one of the hubs or both of the … Mile Marker 95-27997 - Automatic To Manual Hub Conversion Kit 1990-94 Ford Explorer/Ranger (0) $43.99. Mile Marker 11034-01 - Selectro Classic Hub 1976-89 Chrysler 1-Ton W-300 Series, International Harvester 1-Ton HD 200 With FA-20 Axle (0) $168.99. We offer a huge selection of 4×4 locking hubs and OEM auto hub conversion kits for Jeep, Toyota, GM, Dodge, Ford, IH, Kia, Land Rover, Suzuki, Geo Tracker, Nissan, Mazda 4WD vehicles that have 4×4 manual locking hubs or came from the factory with 4×4 automatic locking hubs. Maintenance and/or repairing your 4×4 locking hubs is simple with a Assemble the lock washer by turning the inner lockout to align the pin with the nearest hole in the lock washer. To lock it, install the outer lock nut and tighten it to 150 foot pounds. Grab the top of the tire with one hand and the bottom of the tire with the other. Move the tire in and out on the spindle. When replacing factory automatic hubs with manual hubs, you must also purchase Spindle Nut Conversion Kit #27988 for '83-'89 vehicles; Conversion Kit #32720 for '90-97 [G]. Vehicles with full-time 4WD will require a transfer case conversion kit [H]. Yukon Gear & Axle Spin Free Locking Hub Conversion Kit for 2012-2017 Dodge 2500/3500, SRW (YA WU-13) 100 $1,775 00 $2,116.97 Get it as soon as Wed, Dec 29 FREE Shipping Only 4 left in stock - order soon. Alloy USA 15003.65 Axle Locking Hub Conversion Kit, Manual; 90-97 Ford/Mazda SUV/Pickup 38 $197 99 Get it as soon as Thu, Dec 30 Switching to Manual Hubs on a Toyota 4WD with factory AUTO hubs Tools Needed: -12mm socket -Set of allen wrenches -T-20 Torx bit -54mm socket Installing manual hubs on a truck or 4Runner that has ADD hubs is easy. You simply unbolt the ADD hub and bolt on the new hub. It is not even necessary to remove the wheel from the vehicle. I finally decided to take the plunge, I bought the Milemarker 449 stainless hubs to get rid of the factory automat