U Bolts
$10.00
- Spring Capacity = 17,000 Pounds
- Width = 4"
- # of Leaves = 10
- Measures (A) = 28" x 28"
- Center Bolt to Middle of Hole (B) = 25-11/16"
- Hole Diameter = 1-3/4"
- Holes on Leaf #1 and Leaf #3
- Pack Thickness = 7-3/8"
- 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:
- 1970 - 2020 Mack Models with Camel Back Spring and 50" Axle Spacing
Mack OEM 4QK499 / 4QK499A / 25159325
- Number of Leaves:
- 10
- Width:
- 4
- Spring Capacity:
- 17000
- Location:
- Rear
- Spring Length:
- 56 inches
- Location:
- Rear (Camel Back)