LSI Racing Division

LSI Racing Division Larson Systems Inc builds top-of-the-line spring testers to measure force, length, torsion and torque.

We have been supplying the spring industry for decades and our accurate, reliable testers are a perfect fit for High Performance and Racing end users.

Larson Systems is excited to announce that we now offer Extended Service & Calibration Warranties. Call us at 763-780-21...
06/19/2026

Larson Systems is excited to announce that we now offer Extended Service & Calibration Warranties. Call us at 763-780-2131 and ask about our new 3-Year and 5-Year Service Plans.

06/15/2026

Manual Spring Tester Summer Sale!

When you buy any hand tester this summer, get a FREE Master Calibrated Spring. Choose 1 of our 5 most popular Master Calibrated Springs (up to $359 value!) to continually verify your tester's calibrated force and length readings.

https://larsonsystems.com/summer-sale-manual

- 10 lb Master Calibrated Spring (0.97" outer diameter, 2" free length)
- 100 lb Master Calibrated Spring (1.4" outer diameter, 5" free length)
- 35 lb Master Calibrated Spring (0.97" outer diameter, 2.75" free length)
- 100 lb Master Calibrated Spring (2" outer diameter, 4.5" free length)
- 500 lb Master Calibrated Spring (2" outer diameter, 4.5" free length)

See our complete line of Manual Spring Testers here:
https://larsonsystems.com/product-category/manual-spring-testers/

Learn more about our Master Calibrated Springs here:
https://larsonsystems.com/product/master-calibrated-springs/

Offer valid June 15 - August 31, 2026

"The only way to do great work is to love what you do."- Steve Jobs
06/15/2026

"The only way to do great work is to love what you do."

- Steve Jobs

"The difference between ordinary and extraordinary is that little extra."- Jimmy Johnson
06/08/2026

"The difference between ordinary and extraordinary is that little extra."

- Jimmy Johnson

06/04/2026

Spring Tester & Load Cell Sale Extended!

Get up to 30% off additional load cells when you buy a FLASH 11,
FLASH 24 or SDHT 2000 now extended through June 12, 2026.

Call us at 763-780-2131 to order today!

https://larsonsystems.com/spring-specials/

For more information about the FLASH 11, visit:
https://larsonsystems.com/product/flash-11/

For more information about the FLASH 24, visit:
https://larsonsystems.com/product/flash-24/

For more information about the SDHT 2000, visit:
https://larsonsystems.com/product/sdht-2000/

Address

13847 Aberdeen Street
Ham Lake, MN
55304

Opening Hours

Monday 8am - 4:30pm
Tuesday 8am - 4:30pm
Wednesday 8am - 4:30pm
Thursday 8am - 4:30pm
Friday 8am - 4:30pm

Telephone

+17637802131

Website

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