

⚡ Master your brake balance like a pro — precision tuning that stops on a dime!
The Wilwood 260-8419 Adjustable Proportioning Valve Knob offers professional-grade brake pressure control with a 100-1000 PSI adjustment range. Its compact forged billet aluminum design weighs only 5.2 ounces, making it both durable and lightweight. Equipped with universal fittings, it enables up to 57% reduction in rear brake pressure, allowing precise front-to-rear brake balance tuning for enhanced vehicle control.
| Material | Silver |
| Brand | Wilwood |
| Item dimensions L x W x H | 5.91 x 7.87 x 3.94 inches |
| Exterior Finish | Painted |
| Inlet Connection Size | 0.38 Inches |
| Inlet Connection Type | Flare |
| Outlet Connection Type | 3/8-24 IF Female |
| Maximum Operating Pressure | 1000 Pound per Square Inch |
| Number of Ports | 2 |
| Outlet Connection Size | 0.38 Inches |
| Global Trade Identification Number | 00889545067934 |
| Manufacturer | Wilwood |
| UPC | 889545067934 |
| Model | 260-8419 |
| Item Weight | 6.4 ounces |
| Product Dimensions | 5.91 x 7.87 x 3.94 inches |
| Item model number | 260-8419 |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | 260-8419 |
| OEM Part Number | 260-8419 |
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