Wilwood · New
Wilwood Caliper-GN6R-R/H-Black Ano (.80 Thk Pad) 1.75/1.38/1.38in Pistons 1.38in Disc
MPN 120-13948 · Store SKU wil120-13948
Supplier stock checked 11/7/2026, 2:28:14 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Grand National GN6R forged aluminum six-piston radial mount calipers bring current state-of-the-art design, materials, and manufacturing technology to this long standing icon in the Wilwood caliper line. With a High-strength forged aluminum body in either hard-anodized or Quick-Silver nickel plate finish and Compatible with rotors from 1.25” to 1.38” thickness and diameters from 12.19” to 13.06”. Two body widths are available for use with .80” (20,3) or .99” (25,0) thick pads. Stainless steel pistons are included base model GN6R anodized calipers and Thermlock® pistons in the GN6R/ST models. Uses 3.5” or 6.0” center mount bracket kits to replace all previous Grand National caliper models. CALIPER,GN6R,ST,1.75/1.38/1.38,1.38 ROTOR,.80 THK PAD,R/H,ANO
Manufacturer fitment & guides
Check 120-13948 against the manufacturer’s application information below.
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