Eagle 4340 Forged Steel Crankshaft 4.125 Stroke Internal Balance 2-Piece Seal SBC

Delivers Mar 23-27
30-Day Returns on unused items
Secure Checkout powered by Stripe
Ships from US Warehouses with tracking

Specifications

BrandEagle
CategoryEngine
Manufacturer Part #440041256000
UPC793348018607
SubcategoryCrankshafts
Category GroupCrankshafts and Components
Ai SubcategoryEngine Components
Weight61.1 lbs

Product Description

The Eagle 4340 Forged Steel Crankshaft features a 4.125 inch stroke, engineered for Small Block Chevy engines with a 2-piece rear main seal. This crankshaft is internally balanced, crucial for high-RPM and high-horsepower applications. Forged from 4340 steel, it offers superior strength and durability compared to cast alternatives, making it ideal for performance builds.

Shipping & Returns

Fast Shipping

Standard delivery in 3-7 business days. Expedited options available.

30-Day Returns

Return unused items in original packaging for a full refund.

Questions & Answers

Check your vehicle owner's manual or the tire placard on the driver's side door jamb for the recommended tire size. You can also use our vehicle fitment tool at the top of the page to confirm compatibility. If you're unsure, our support team is happy to help you find the right fit.

We offer a 30-day return policy on unused, unmounted products in their original packaging. Simply contact our support team and we'll provide a prepaid return label. Refunds are processed within 5-7 business days of receiving the returned item. Mounted or used tires are not eligible for return.

We ship directly to your door or to your preferred local tire shop for installation. Most local tire shops offer mounting and balancing for $15-$25 per tire. Just provide your installer's address at checkout and we'll ship right to them.

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