This Recoil Spring Assembly from Sig Sauer (brand part no. 8901519) is a factory-spec recoil spring assembly sized for the P320-XTEN, Sig’s 10mm Auto full-size P320 variant. The recoil spring assembly absorbs slide movement during cycling and drives the slide back into battery, and the 10mm-specific spring rate is matched to the XTEN’s higher-pressure cartridge.

Key Specifications

• Sized for the P320-XTEN.
• Sized for 10mm Auto P320-XTEN builds.
• Functions as the recoil spring assembly that cycles the slide and returns it to battery.

Frequently Asked Questions

Which pistol is this spring assembly for? The P320-XTEN, Sig’s 10mm Auto P320 variant.

Why does a 10mm pistol need a specific recoil spring? The spring rate is matched to the 10mm Auto cartridge’s higher pressure compared to 9mm or .40 S&W.

Buy the Recoil Spring Assembly

Keep your P320-XTEN cycling reliably with this factory recoil spring assembly from Sig Sauer. It ships fast from our Lubbock, Texas gun shop, and our handgun parts selection has more handgun parts.