This is designed for Small Block Ford engines and is designed to work with 2-bolt starter applications. This is a 2WD transmission. This will require the use of a standalone transmission controller unless this is going into a factory application. Our 4R70Ws are designed to work with 1998-2003 wiring for standalone transmission controllers.
4R70W Level 4
Rated up to: 650 HP at the crankshaft
Rated up to: 550 ft-lbs. of torque at the crankshaft
Custom-built & custom-stalled 10" multi-disk billet Yank Performance converter
Stall: 2600–3200 RPM
Raybestos Stage 1 racing frictions
High-capacity 4-plate intermediate clutch
Direct clutch pack (8 frictions)
300M hardened intermediate shaft
Heat-treated and stress-relieved input shaft
Updated sun shell with gear
Wide reverse drum with a mechanical diode
New low spring and roller
New reverse band
Carbon fiber wide O.D. band
High-performance valve body reprogramming kit
Updated 3rd accumulator piston
Updated O.D. servo pin and piston
Custom 360-degree adjustable shift linkage arm
High-capacity pump assembly with new gears
High-flow filter
Complete Torrington bearing kit
New bushing kit
Master overhaul kit with hardened steels
New electronics, including:
Updated EPC
Shift solenoids
Lock-up solenoid
Internal wiring harness
Output sensors
Transmission mount
New OE pan
| Gear Ratios | 1st | 2nd | 3rd | 4th |
| Ford 4R70W | 2.840 | 1.550 | 1.000 | 0.700 |
| Dimensions |
| Measurements are taken from the mounting surface where the trans meets the engine block to the tip of the tailshaft |
| Total Length: 32 1/2″ |
| Distance to trans mount center: 23 1/2″ |
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