Prodigy Recoil Spring – Flat Wire – 10 Pound – Commander
Smooth, Reliable Cycling for the Springfield Prodigy 4.25
Keep your Springfield Armory Prodigy 4.25 running smoothly and consistently with this ISMI 10 lb flat wire recoil spring. First and foremost, ISMI manufactures this spring as the exact replacement for the EGW SA Prodigy Commander guide rod kit. As a result, you receive the same spring that ships with the EGW rod, which means fit, function, and performance remain spot-on every time you install it.
Moreover, because this is a true factory-match component, it removes guesswork and ensures proper slide timing right out of the package.
Flat Wire Design for Longevity and Control
Consistent Performance Through High Round Counts
This recoil spring uses a flat wire design, which spreads stress over a larger surface area. Consequently, it lasts significantly longer than traditional round wire springs. At the same time, the flat wire profile promotes smoother slide movement and more controlled recoil behavior.
Because of this design, your Prodigy cycles cleanly, feeds reliably, and maintains consistent performance even during extended range sessions or competition use. In addition, smoother cycling helps reduce unnecessary wear on both the slide and frame.
Optimized 10 lb Spring Rate for 9mm Commanders
Balanced Recoil and Fast Follow-Up Shots
The 10 lb spring weight works especially well with 9mm Prodigy and Commander-length 1911 pistols. Therefore, it strikes an ideal balance between recoil control and easy slide movement. As a result, shooters benefit from faster follow-up shots, reliable lockup, and consistent feeding across a wide range of ammunition.
Furthermore, proper spring weight helps maintain correct slide speed, which directly supports long-term reliability and accuracy.
Compatibility and Fit Requirements
Designed for Full-Length Guide Rod Systems
This recoil spring fits Commander-length 1911 pistols that use a full-length, 1/4″ diameter guide rod. Accordingly, it installs perfectly in the EGW SA Prodigy 4.25 guide rod kit.
However, it is important to note that this spring does not fit standard-diameter guide rods or GI-style short guide systems. Therefore, verifying your guide rod setup before installation ensures proper function and avoids fitment issues.
ISMI Key Features and Benefits
Built for Precision and Durability
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Genuine ISMI replacement recoil spring
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Exact match for EGW SA Prodigy 4.25 guide rod kit
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10 lb flat wire recoil spring for Commander pistols
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Optimized for 9mm Prodigy and Commander 1911s
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Smooth slide cycling and clean, consistent feeding
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Longer service life than standard round wire springs
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Maintains correct slide speed and timing
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Helps reduce frame and slide wear over time
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Manufactured in the USA to strict quality standards
Recommended Use and Maintenance
Maximize Reliability and Service Life
Use this recoil spring in 9mm Prodigy and Commander-length 1911 pistols equipped with the correct guide rod system. Additionally, replace recoil springs every 5,000–10,000 rounds, depending on usage and ammunition.
For best results, install the spring during standard slide disassembly and consider pairing it with a quality firing pin spring. Consequently, you maintain balanced spring rates and optimal reliability throughout the pistol.
Summary
The Correct Factory Replacement for Your Prodigy
In conclusion, the ISMI 10 lb Flat Wire Prodigy Recoil Spring delivers smooth cycling, extended spring life, and dependable performance for 9mm Commander-length 1911 pistols. Because it matches the EGW Prodigy 4.25 guide rod kit exactly, it restores factory-level function while improving durability over standard round wire springs.
Ultimately, if you want your Prodigy to run smoothly, stay reliable, and feel consistent shot after shot, this is the correct recoil spring to use.





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