GM, Chevy, Isuzu, Saab Engine Crankshaft Rear Seal Alignment Tool Dorman 635-000

Rear Main Seal Cover Installer Tool – Made in the USA with PETG and very durable and impermeable to oil
Part Number: Dorman 635-000 | Fits GM (1997–2020), Isuzu (2003–2016), Saab (2005–2009)

Tired of guessing and stressing when replacing your rear main seal cover? Skip the leaks, avoid the headaches, and get it right the first time with this must-have installer tool – your engine (and your floor) will thank you.

🔧 Why You'll Love It:
Perfect Fit, Every Time – Designed specifically to align the rear main seal cover to the crankshaft without error. No more warping, leaks, or cross-your-fingers installations.

Application-Specific Precision – Tailored for select Buick, Cadillac, Chevrolet, Hummer, Isuzu, Pontiac, Pontiac, and Saab models (listed furthe below)

Built to Last – Machined from PTEG so very durable and impermeable to oil.

Made in the USA – Quality craftsmanship without the $60+ price tag from other brands. Keep your cash and support American manufacturing.

💡 Pro Tip:
Don’t risk ruining your new seal or cover. This installer tool pays for itself the first time you use it.

Skip the overpriced alternatives. Get this durable, USA-made installer and seal the deal right. Literally.

🧠 About the Design:
This product was designed from scratch with original enhancements and utility-driven improvements, based on real-world needs and maker community inspiration.
Any resemblance to other products is coincidental or reflects common goals shared among designers solving the same storage challenges. Full respect to the 3D printing community for fueling great ideas.

🚫 Disclaimer:
We are an independent business and not affiliated with or endorsed by Chevrolet or GMC or any automaker. Trademarks, brand names, or OEM references are used strictly for compatibility and fitment clarity. Our products are uniquely developed and produced by us.

⚠️ Disclaimer: Etsy's fitment guide may not always be accurate. It is the buyer’s responsibility to confirm compatibility with their specific vehicle before purchasing. Buyer-requested returns are subject to denial.