GMC Sierra 3500 Leaf Helper Spring Replacement

2 in.; Incl. Center Pins; Pair

Rear 4 X 2 May be used on trucks equipped with top overload spring

Rear 4 X 2 May be used on trucks equipped with top overload spring PSP-19 (included)

Rear 4 X 4 Do not use on trucks equipped with a top overload spring MXKT (sold separately)

Rear 4 X 2 May be used on trucks equipped with top overload spring

Rear 4 X 2 Do not use on trucks equipped with a top overload spring MTKT (sold separately)

Rear 4 X 4 May be used on trucks equipped with top overload spring

Rear 4 X 2 May be used on trucks equipped with top overload spring

2500 lbs. Capacity; 3 Leaf Stack; Use w/43 in. Or Longer Base Leaf; Requires Mounting Kit PN[25250 Or 25300]; Do Not Use w/ Factory Overload Contact Springs

3500 lbs. Capacity; 4 Leaf Stack; Mounting Hardware Required; Do Not Use w/ Factory Overload Contact Springs~ 2.5 in. Wide Leaf Require PN[25250]; 3 in. Wide Require PN[25300]

Rear 4 X 2 May be used on trucks equipped with top overload spring PSP-11 (included)

Rear 4 X 2 MXKT (sold separately)

Rear 4 X 4 May be used on trucks equipped with top overload spring

Rear 4 X 2 May be used on trucks equipped with top overload spring PSP-19 (included)

Rear 4 X 2 May be used on trucks equipped with top overload spring PSP-11 (included)

Rear 4 X 2 For pickup models only Do not use on chassis cab models or trucks equipped with a top overload spring MXKT (sold separately)

Rear; Self-Adjusting Suspension Stabilizing System; Provides 4000 lbs Additional Load Leveling Ability; Do Not Exceed GVWR; Incl. Poly Spring Pad Leaf Spring Dimensions 51L x 3W x 1.12~Poly Spring Pad PN[PSP-19] Included~With Factory Top Overload