Cases & Housings

E4OD 4R100 5R100W HD Transmission Oil Pan w/ Added Capacity

HD aftermarket design with extra deep added capacity.

4R100 Extension Housing - 2WD w/ Sensor Hole on SIDE (Small Seal 2.5" OD and 1.70" Yoke) Aluminum

Part number: 3170DC2Fits: 4R100 An aluminum extension housing for 2-wheel drive Ford 4R100 automatic transmissions, the small-seal version with the speed sensor hole on the side. It has a 2.5 inch OD...

E4OD 4R100 Intermediate & Direct Clutch Feed Seal Kit - Sonnax

Sonnax part number: 36424-24KFits: 4R100, E4OD In Ford 4R100 and E4OD units, a major cause of low clutch apply pressure, soft shifts and burned clutches is leakage between the case and the clutch...

4R100 Extension Housing - 2WD w/ Sensor Hole (Big Seal 3.175" OD and 1.9" Yoke) Aluminum

Part number: 3170DBFits: 4R100 A good used aluminum 2WD extension housing for Ford 4R100 automatic transmissions, with a sensor hole and a big-seal design, 3.175'' OD and a 1.9'' yoke. As an OE Ford...

4R100 Extension Housing - 2WD w/ Cast Over(CLOSED) Sensor Hole (Big Seal 3.175" OD and 1.9" Yoke) Aluminum

Part number: 3170DAFits: 4R100 A good used 2WD extension housing for Ford 4R100 transmissions, the aluminum style with a cast-over sensor hole and the big seal, sized for a 3.175 inch OD seal and 1.9...

4R100 Extension Housing - 2WD w/ Cast Over(CLOSED) Sensor Hole (Small Seal 2.5" OD and 1.70" Yoke)

Part number: 3170DDFits: 4R100 A good used aluminum extension housing for Ford 4R100 automatic transmissions, two-wheel drive. It has a cast-over, closed sensor hole and the small-style seal, with a...

4R100 Extension Housing - 4WD w/ Sensor Hole (Cast Iron)

Part number: 3170CBFits: 4R100 OE Ford 4R100 cast iron extension housing for four-wheel-drive vehicles, the style with the sensor hole. Our OEM hard parts and housings are cleaned and inspected so...

4R100 Extension Housing- 4WD (Cast Iron) (No Sensor Hole)

Part number: 3170CFits: 4R100 OEM cast iron extension housing for the Ford 4R100 automatic transmission in four-wheel-drive vehicles. This style has no sensor hole.

4R100 Extension Housing - 2WD w/ Sensor Hole on TOP (Small Seal 2.5" OD and 1.70" Yoke) Aluminum RF-F8IP-7A040-DA

Part number: 3170DCFits: 4R100 A new tail housing used on 2-wheel drive Ford vehicles with 4R100 automatic transmissions. It is made from aluminum in the small-seal, sensor-on-top style, and carries...