Suspension and Components› Front Suspension Components
Progressive
Progressive Fork Preload Adjuster Kit 49mm
SKU: P0BV 31-5056
Moderate — 2–4 hours
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Progressive |
| Part Number | P0BV 31-5056 |
Videos
Those Cheap Ebay ADJUSTABLE PRELOAD Fork Caps
VTWINNOW.COM Product Spotlight - The Speed Merchant's 39mm Preload Fork Adjusters
Progressive vs RaceTech Springs
Progressive Goldwing Monotube Fork Cartridge Install
Triumph Bonneville T120, seriously Worthwhile progressive fork spring upgrade by, TEC bike parts
Patriot Suspension Springs Track Er Die +2 Dampner Rods Speed Merchant Preload Adjusters Install
Roland Sands Fork Preload Adjusters for Harley Review at RevZilla.com
Harley Sportster Fork Spring Preload Adjusters Installation - Deadbeatcustoms.com
Harley Softail Suspensions Upgrade
Progressive Fork Cartridge Kit for Harley Review at RevZilla.com
How To Install Progressive Front Fork Suspension On A Harley Davidson Motorcycle
VTWINNOW.COM Product Spotlight: Monotube Cartridge Kit by Progressive Suspension
Progressive Suspension Installed on my Harley-Davidson Road Glide - 444 & Monotube Cartridge
Best Cheapest Suspensions for Harley-Davidson
Progressive Fork Spring Install Harley Davidson Iron1200 Sportster
Harley-Davidson Front Fork Rebuild Kit & New Suspension Tutorial
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy