Speck Pumps Volute [21-80/GS] (2923210722) handrailsladders or water bypass

or water bypass

A properly selected replacement helps restore the intended internal fit and supports more stable pump behavior without forcing the repair around a near-fit substitute

and this Maytronics Dolphin turquoise version is designed for DLX4 and DLX5 applications using the 9980603 reference

This part has practical value because the J-Series association and specific connector style help preserve intended compatibility with the original control board and system wiring

That keeps the repair efficient while restoring a cleaner and more dependable internal setup

Speck Pumps Volute [21-80/GS] (2923210722) handrailsladders or water bypassSpeck Pumps Volute [21 80 GS] (2923210722) is a replacement volute for compatible Speck pump models. The volute is a key wet end component that directs water flow from the impeller toward the discharge side of the pump, helping support efficient circulation through the pool or spa system. This part is often needed when the original volute is cracked, damaged, warped, or compromised during pump service. Confirm the exact Speck series, horsepower range