CR Stack Kits

Browse our selection of CR and CRI chamber stack kits—essential for maintaining and rebuilding Grundfos vertical multistage centrifugal pumps. At Pump‑Stop.com, we stock genuine OEM kits for CR and CRI models, including CR 1–5, 1–12/13, and up to CR 120 series. Each kit includes replacement impeller stages, gaskets, spacers, and fasteners—everything needed to restore optimal pump performance. Designed for easy installation, these chamber stack kits help maintain pressure consistency, reduce downtime, and extend the life of your pump in clean-water and high-pressure systems. Not sure which kit fits your model? Our experienced team is ready to help. Enjoy fast U.S. shipping and secure checkout with every order.