U Bolts
$10.00
- Spring Capacity = 29,000 Pounds
- Width = 5"
- # of Leaves = 10
- Measures (A) = 30-1/4" x 30-1/4"
- Center Bolt to Middle of Hole (B) = 27-5/8"
- Hole Diameter on Leaf #1 = 2"
- Hole Diameter on Leaf #3 = 1-1/2"
- Pack Thickness = 10"
- Sold Per Side - Order Quantity 2 for a pair
OEM Replacement
5160 Steel
Heat Treated and Shot Peened
Corrects Sag, Leaning, Sway
Restores Original Height
U Bolt Plate Not Included
1 Year Warranty
Fits Following Models:
- 1966 - 2020 Mack Models with Camel Back Spring and 54" Axle Spacing
Mack OEM 4QK3131 / 4QK3131A / 25161341
- Number of Leaves:
- 10
- Width:
- 5
- Spring Capacity:
- 29000
- Location:
- Rear
- Spring Length:
- 60-1/2 inches
- Location:
- Rear (Camel Back)