Sun Coast 5R-BIS Billet 300 Maraging Steel Input Shaft
Can I pick up my order or have it installed at your shop?
Can I pick up my order or have it installed at your shop?
Absolutely. We offer local pickup on most products and full professional installation at our shop in Washington, MO. Whether you just want to grab your parts or have our techs handle the install, we’ve got you covered. Give us a quick call at 636-429-7020 or message us to schedule a visit — we’ll make sure the parts are ready when you arrive.
How do I know if this part fits my vehicle?
How do I know if this part fits my vehicle?
Unsure if it’ll fit? No problem — that’s what we’re here for. Send us your vehicle’s year, make, and model, and we’ll verify fitment before you order. We can also point you toward compatible upgrades or supporting parts if needed.
What if I need to return a product or it’s defective?
What if I need to return a product or it’s defective?
Most unused items can be returned within 30 days in their original packaging. Some products are covered by a manufacturer’s warranty as well. If something arrives damaged or doesn’t meet your expectations, just let us know — we’ll help you get it replaced, refunded, or repaired. (Tracking updates are also emailed automatically once your order ships.)
What's the lead time on custom or fabricated parts?
What's the lead time on custom or fabricated parts?
Many of our parts are built to order — especially fabricated or performance components. These can take additional time to produce before shipping. Lead times vary by manufacturer and demand, but we’ll always keep you updated along the way. If you’re working on a tight schedule, reach out before ordering at 636-429-7020 and we’ll confirm current availability or estimated ship dates.
Description
Description
SunCoast 5R-BIS Billet 300 Maraging Steel Input Shaft
If you’re pushing serious power through your Ford Powerstroke, the stock input shaft likely won't last. The SunCoast 5R-BIS Billet 300 Maraging Steel Input Shaft is the upgrade you want when reliability matters.
Designed for 1989–2010 Ford trucks running E40D, 4R100, or 5R110 transmissions, this shaft is built to handle lots of power, and a heavy right foot.
Why Upgrade?
- Strength that stock can’t match – made from billet 300 Maraging steel, known for its legendary toughness.
- Precision-ground for a perfect fit – drops right into your transmission without the guesswork.
- 30/31-spline design – beefed up to handle higher torque loads without twisting or snapping.
- Peace of mind – whether you’re running aggressive tunes or hauling heavy, this shaft input shaft is built to endure.
Quick Fitment Guide:
- Fits 1989–2010 Ford 7.3/6.0/6.4 Powerstroke applications
- Works with E40D, 4R100, and 5R110 transmissions
Bottom line: If your Powerstroke is more than just a grocery-getter, this SunCoast input shaft is a great upgrade to keep your transmission in one piece.
Why Choose FASS Motorsports?
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