OEM # E6TZ5776A / E6TZ5776B / ZZM027144 This part fits the following make/models: 1980 - 1996 F-150 2wd w/ 2 1/2 inch wide springs 1997 - 2004 F-150 2wd & 4wd 1997 - 1998 F250XL Variant w/2 1/2" wide springs 2004 F-150 Heritage w/2 1/2" wide springs 1983 - 2010 Ranger & Mazda B Pickups...

Part Number	Location on Vehicle	Spring Capacity	Number of Leaves
43-781	Rear	1,250lbs	3/1

It is a direct replacement for the OEM factory spring. This spring has 4 leaves instead of the standard 3 leaf that comes on some models originally. This allows for extra hauling capacity and longer spring life. Its the perfect replacement or upgrade for any Ranger spring.

Part Number	Location on Vehicle	Spring Capacity	Number of Leaves
43-781HD	Rear	1,750lbs	4/1

This is a Heavy Duty upgrade for the OEM factory spring. This spring has 5 leaves instead of the standard 3 or 4 leaf that comes on them originally. This allows for extra hauling capacity and longer spring life. Its the perfect upgrade for any Ranger spring.

Part Number	Location on Vehicle	Spring Capacity	Number of Leaves
43-1069	Rear	1,100lbs	2/1

This part fits the following make/models: 1983 - 2003 Ranger 1994 - 1997 Mazda B Series Pickup This is NOT a Dorman part. This is made by an actual SRI OE Spec manufacturer, so it is heavier and stronger than the OEM ford part or any inferior reproduction, which means you...

This part fits the following make/models: 1983 - 1997 Ford Ranger 1983 - 1997 Mazda B pickups   This is NOT a Dorman part. This is made by an actual SRI OE Spec manufacturer, so it is heavier and stronger than the OEM ford part or any inferior reproduction, which means you...