U Bolts
$10.00
- Spring Capacity = 22,000 Pounds
- Width = 4"
- # of Leaves = Pad/4 Leaves
- Measures (A) = 25-7/8" x 25-7/8"
- Pack Thickness = 5-5/16"
- Bushings Included = 1" Inside Diameter
- Spring Above Trunnion
- Sold Per Side - Order Quantity 2 for a pair
OEM Replacement for 4 Leaf
Heavy Duty Replacement for 3 Leaf
5160 Steel
Heat Treated and Shot Peened
Corrects Sag, Leaning, Sway
Restores Original Height
1 Year Warranty
Fits Following Models:
- 1977 - 2006 Mack ST34 Models with Springs Above Trunnion
Mack OEM 4QK4131 / 4QK4131M
- Number of Leaves:
- 4
- Width:
- 4
- Spring Capacity:
- 22000
- Location:
- Rear
- Spring Length:
- 51-1/2 inches
- Location:
- Rear (ST34 Above Trunnion)
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1 x 8 Bolt
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