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Real experience
We test before we recommend.
PRODUCT DESCRIPTION
AT6 Lug Mount
Wilwood’s forged aluminum AT6 competition caliper is purpose-built, designed, and engineered to withstand the rigors of off-road truck and buggy racing. The AT6 combines the latest in materials and manufacturing processes in the most popular mounting configuration, built rugged enough for Baja. The caliper covers a wide range of competition categories in SCORE, BITD, Ultra-4, Pre-Runner and all similar desert and off-road racing sanctions, and is ideal for both short course and long duration events. AT6 calipers feature a high-strength, lightweight forged aluminum lug mount body with popular 6.88” mounting centers. MIL-Spec Type III hard anodizing is applied to all surfaces on all models for superior wear and abrasion resistance. A rugged through-bolted center bridge adds rigidity and provides top-load pad access. Thermlock® pistons are also available as an upgrade option.
Rotor Dimensions
| Rotor Width (in) | 0.72 |
| Rotor Diameter (in) | 12.30 |
Pad Dimensions
| Pad Volume (in³) | 5 |
Service Class & Material
| Material | Forged Aluminum |
| Weight (lbs) | 6.2 |
Colors & Finishes
| Color | Black |
| Finish | Black Powder Coat |
Mounting
| Mounting Center (in) | 6.88 |
| Mounting Position | |
| Mount Side | Left |
| Mount Type | Lug |
Specifications
Rotor Compatibility
| Rotor Width (in) | 0.72 |
| Max Rotor Width (in) | 0.72 |
| Min Rotor Width (in) | 0.66 |
| Max Rotor Diameter (in) | 12.30 |
| Min Rotor Diameter (in) | 12.30 |
Brake Pad Specifications
| Brake Pad Type 1 | 7516 |
| Brake Pad Type 2 | N-A |
| Brake Pad Type 3 | N-A |
| Total Pad Area (in²) | 11.31 |
| Total Pad Volume (in³) | 5 |
| Mounting |
Piston Specifications
| Piston Bore 1 (in) | 1.75 |
| Piston Bore 2 (in) | 1.38 |
| Piston Bore 3 (in) | 1.38 |
| Total Piston Area (in²) | 5.40 |
Mounting Specifications
| Mount Type | Lug |
| Mount Side | Left |
| Mount Center (in) | 6.88 |
| Mount Hole Size (in) | 0.39 |
| Mount Height (in) | 2.62 |
| Inlet Thread Size | 1/8-27 NPT |










WHY THETUNERLAB
We have spent years building cars, racing, and testing the exact same parts that we sell.
01
We test before we recommend.
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We help you choose the right part.
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Only trusted manufacturers.
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Before and after the purchase.
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available products
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satisfied customers
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Each product indicates compatible models in the product description. If you have any questions, you can contact us and we will help you choose your best option.
-If the product is in stock, the usual delivery time is 2 to 5 working days.
-If the product is out of stock, the delivery time is 7 to 15 working days.
All our products come with the manufacturer's official warranty and comply with current regulations.
Yes. We ship orders to Spain and most European countries using specialized transport agencies.
You can contact our team via WhatsApp, email, or our website's contact form.
Shipping costs depend on the type of product, its weight, dimensions, and the destination country. In most cases, the amount is calculated automatically during the checkout process before the order is finalized.
For some products, especially large items or those with special characteristics, shipping costs may require a manual review. If the amount shown does not match the actual shipping cost, we will contact you before processing the order to inform you of the final cost and request your confirmation before proceeding. We will never charge any additional fees without your authorization.