PROGRESSIVE SUSPENSION 412 Series Shock – 11.5″ – Heavy Duty – Chrome – XL – ’04-’19 412 Series Shocks — Chrome

• Drag part number: 1310-0399
• Manufacturer Number: 412-4066C
• Designed specifically for Harley models
• The 412’s simple, durable design makes them a cost effective improvement to your motorcycle’s suspension performance
• A five position cam style spring load preload adjuster lets you easily dial in your ride
• Some or all shocks listed have TüV approval. Refer to most recent TüV certificate for current listing
• All shocks are measured center-of-eyelet to center-of-eyelet.
• When installing shocks on 1986-2015 XL models, it may be necessary to modify or space the chain/belt guard to allow proper clearance.
• A shock which is slightly longer than stock may alter the head angle slightly and provide somewhat quicker steering.
• A shock which is slightly shorter than stock may alter the head angle slightly and provide somewhat slower steering.
• Heavy Duty 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.

• Product Name: Shock Absorber
• Type: Coilover Monotube
• Model: 412 Series without Covers
• Damping Method: Gas Charged
• Duty: Heavy Duty
• Color/Finish: Chrome
• Material: Steel
• Extended Length: 11.50″
• Progressive Spring Rate: 2.05 kg/mm – 2.80 kg/mm
• Progressive Spring Rate: 115.00 lb/in – 155.00 lb/in
• Spring Type: Single Progressive Rate
• Reservoir Location: Internal
• Adjustment Style: Automatic
• Mounting Position: Rear
• Units: Pair
• Riding Style: Street

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