
Rock Forged FF77 20x9 -12mm Gloss Black with Machined Spokes
$291.95
per wheel
$1,167.80 Set of 4
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Specifications
| Brand | Rock Forged |
| Model | FF77 |
| Part Number | FF77-200951427-12BM |
| Diameter | 20" |
| Width | 9 |
| Offset | -12 |
| Bolt Pattern | 5x114.3 (5x4.5), 5x127.0 (5x5) |
| Centerbore / Hub | 78.10mm |
| Backspace | 4.53 |
| Material | Flow Formed |
| Construction | 1-Piece |
| Fitment Note | Lifted Truck |
| Hidden Lugs | Yes |
| Load Rating | 2500 lbs |
| Weight | 36.96 lbs |
| Color | Black Machined |
| Finish | Gloss Black with Machined Spokes |
About the Rock Forged FF77
The Rock Forged FF77 is built using a flow-forming manufacturing process, a technique that applies high-pressure rollers to a cast aluminum barrel under heat, stretching and aligning the grain structure of the metal. This results in a wheel that achieves a higher tensile strength and reduced weight compared to traditional low-pressure casting, offering a meaningful performance advantage without the cost of full forging.
This Rock Forged FF77 is available in 20x9, -12mm offset, 5x4.5,5x5 bolt pattern. Finished in Gloss Black with Machined Spoke Faces.