PROGRESSIVE SUSPENSION
412 Series Shock - 15" - Heavy Duty
Part # 1310-2274
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Confirmed fit for 5 motorcycle configurations across Triumph, model years 1971–2021.
| Years | Make & Model |
|---|---|
| 1971-1972 | Triumph TR6 |
| 2019-2021 | Triumph Speed Twin |
- Nitrogen-charged shocks with multi-stage, velocity-sensitive valving automatically adjust to riding conditions
- Complete shock assemblies include chrome springs and covers
- Designed specifically for cruiser and touring bikes
- Progressively wound steel spring provides superior ride and handling
- A five-position cam-style preload adjuster allows you to dial in your ride
- Shocks are available in several lengths for custom applications
- Made in the USA
- Many fitments are available in either Standard or Heavy Duty. HD applications are recommended for bikes that are operated at or near the manufacturer's maximum load rating over 50% of the time.
- Before purchasing or attempting to install shocks that are different than the OEM length, confirm that your wheel travel can be altered without causing clearance issues such as swingarm/axle to exhaust contact as well as chain/belt guard or tire contact.
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Overview
The PROGRESSIVE SUSPENSION 1310-2274: 412 Series Shock - 15" - Heavy Duty. Confirmed fit for 5 motorcycle configurations across Triumph, model years 1971–2021. Ships from Greasemoto — a veteran-owned motorcycle parts shop in Fort Worth, TX — with free U.S. shipping on orders over $100.
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