Hello, The coil spring for our vinyl window is broken and the window keeps falling down. MI Windows Series: 3540, CODE MIL-12, Perf Grade LC-PG35*, +DP 50.1, Water 5.43, Max Test Size 36.00 X 74.00, MFG: 11/2021, ORD: 191379452.5. If you have a replacement for this, this is the RIGHT one, but we'll probably replace both left and right to be safe. Please send price quote for RIGHT only, then RIGHT and LEFT and please incluce shipping costs to 34476. Thank you! Anthony
Coil Spring (Broken) Balance
Home Owner from Ocala, Florida
Dec 29, 2025 12:44 pm
1 user uploaded image
2 Replies
Casey from SWISCO
Jan 2, 2026 9:09 am
Hello,
Your coil balance resembles the non-handed S161-10. Review the specifications below to confirm it's a match. Pricing can be found on our product page. You'll also be given multiple shipping options to choose from at checkout. Thanks for posting!
Alternate image for S161-10
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