Ford E4OD and 4R100 accumulator springs can break, weaken or collapse, causing long, soft shifts, particularly in towing and heavy-duty applications. Recalibrate shift feel with Sonnax performance rated accumulator spring kit 36948-18K.

Best in heavy-duty and towing applications
Gives quicker and firmer 1-2, 2-3 and 3-4 shifts
Recalibrates shift feel

More From This Category

Richmond Manual Transmission Gear Set, Super T10, Super T10 PLUS, T10 Pro, Each

Richmond Manual Transmission Gear Set, Super T10, Super T10 PLUS, T10 Pro, Each

$2.65

View
PHC Clutch Bearing, Spigot, For BedFor Ford CF Red Motor CFL, Torquemaster, 1/73-12/81 1973-1981, Each

PHC Clutch Bearing, Spigot, For BedFor Ford CF Red Motor CFL, Torquemaster, 1/73-12/81 1973-1981, Each

$22.31

View
ATI Performance Products Servo Cover, Billet, w/ ARP Bolts Gasket O-Ring & Plug Pg, Powerglide

ATI Performance Products Servo Cover, Billet, w/ ARP Bolts Gasket O-Ring & Plug Pg, Powerglide

$101.35

View
Motive Gear Differential Master Bearing Kit, Koyo, For JEEP WRANGLER 2007–2018, Kit

Motive Gear Differential Master Bearing Kit, Koyo, For JEEP WRANGLER 2007–2018, Kit

$321.56

View
TCI Automatic Transmission Rebuild Kit, Master Racing, For Chrysler, Torqueflite 727, Kit

TCI Automatic Transmission Rebuild Kit, Master Racing, For Chrysler, Torqueflite 727, Kit

$381.88

View