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Product description
The Progressive Suspension 412 Series Shocks For Harley Davidson FL 1200 1958-1972 343mm (13.50") - Chrome is part of the latest collection from Progressive Suspension.
Features:
- 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 are approved for road use. Refer to most recent certificate for current listing
- There are multiple style options available, like full show-chrome or black covers; or either chrome or black springs and end caps
- Made in the USA
- All shocks are measured center-of-eyelet to center-of-eyelet.
- When installing shocks on '86-'15 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.
Specifications:
- Adjustment Style: Automatic
- Color/Finish: Chrome
- Damping Method: Gas Charged
- Duty: Standard
- Extended Length: 343.00 mm (13.50")
- Material: Steel
- Model: 412 Series with Covers
- Mounting Position: Rear
- Product Name: Shock Absorber
- Progressive Spring Rate: 4.80 kg/mm - 5.65 kg/mm (270 lb/in - 315 lb/in)
- Reservoir Location: Internal
- Spring Type: Single Progressive Rate
To fit:
- Harley Davidson FLH 1200 1958 Duo Glide All Models
- Harley Davidson FLH 1200 1959 Duo Glide All Models
- Harley Davidson FLH 1200 1960 Duo Glide All Models
- Harley Davidson FLH 1200 1961 Duo Glide All Models
- Harley Davidson FLH 1200 1962 Duo Glide All Models
- Harley Davidson FLH 1200 1963 Duo Glide All Models
- Harley Davidson FLH 1200 1964 Duo Glide All Models
- Harley Davidson FLH 1200 1970 Electra Glide All Models
- Harley Davidson FLH 1200 1971 Electra Glide All Models
- Harley Davidson FLH 1200 1972 Electra Glide All Models
- Harley Davidson FL 1200 1958 Duo Glide All Models
- Harley Davidson FL 1200 1959 Duo Glide All Models
- Harley Davidson FL 1200 1960 Duo Glide All Models
- Harley Davidson FL 1200 1961 Duo Glide All Models
- Harley Davidson FL 1200 1962 Duo Glide All Models
- Harley Davidson FL 1200 1963 Duo Glide All Models
- Harley Davidson FL 1200 1964 Duo Glide All Models
- Harley Davidson FL 1200 1965 Electra Glide All Models
- Harley Davidson FL 1200 1966 Electra Glide All Models
- Harley Davidson FL 1200 1967 Electra Glide All Models
- Harley Davidson FL 1200 1968 Electra Glide All Models
- Harley Davidson FL 1200 1969 Electra Glide All Models
- Harley Davidson FL 1200 1970 Electra Glide All Models
- Harley Davidson FL 1200 1971 Electra Glide All Models
- Harley Davidson FL 1200 1972 Electra Glide All Models
- Harley Davidson FX 1200 1971 Super Glide All Models
- Harley Davidson FX 1200 1972 Super Glide All Models
Manufacturer part number: 412-4029C
View all Progressive Suspension. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Progressive Suspension 412 Series Shocks For Harley Davidson FL 1200 1958-1972 343mm (13.50\") - Chrome
To fit:
- Harley Davidson FLH 1200 1958 Duo Glide All Models
- Harley Davidson FLH 1200 1959 Duo Glide All Models
- Harley Davidson FLH 1200 1960 Duo Glide All Models
- Harley Davidson FLH 1200 1961 Duo Glide All Models
- Harley Davidson FLH 1200 1962 Duo Glide All Models
- Harley Davidson FLH 1200 1963 Duo Glide All Models
- Harley Davidson FLH 1200 1964 Duo Glide All Models
- Harley Davidson FLH 1200 1970 Electra Glide All Models
- Harley Davidson FLH 1200 1971 Electra Glide All Models
- Harley Davidson FLH 1200 1972 Electra Glide All Models
- Harley Davidson FL 1200 1958 Duo Glide All Models
- Harley Davidson FL 1200 1959 Duo Glide All Models
- Harley Davidson FL 1200 1960 Duo Glide All Models
- Harley Davidson FL 1200 1961 Duo Glide All Models
- Harley Davidson FL 1200 1962 Duo Glide All Models
- Harley Davidson FL 1200 1963 Duo Glide All Models
- Harley Davidson FL 1200 1964 Duo Glide All Models
- Harley Davidson FL 1200 1965 Electra Glide All Models
- Harley Davidson FL 1200 1966 Electra Glide All Models
- Harley Davidson FL 1200 1967 Electra Glide All Models
- Harley Davidson FL 1200 1968 Electra Glide All Models
- Harley Davidson FL 1200 1969 Electra Glide All Models
- Harley Davidson FL 1200 1970 Electra Glide All Models
- Harley Davidson FL 1200 1971 Electra Glide All Models
- Harley Davidson FL 1200 1972 Electra Glide All Models
- Harley Davidson FX 1200 1971 Super Glide All Models
- Harley Davidson FX 1200 1972 Super Glide All Models
Progressive Suspension designs advanced motorcycle suspension systems including shocks, fork springs, and lowering kits. Built to enhance comfort, control, and handling, Progressive Suspension components improve ride quality for cruisers, touring bikes, and custom motorcycles, delivering smoother performance, greater stability, and increased rider confidence on the road.
Product description
The Progressive Suspension 412 Series Shocks For Harley Davidson FL 1200 1958-1972 343mm (13.50") - Chrome is part of the latest collection from Progressive Suspension.
Features:
- 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 are approved for road use. Refer to most recent certificate for current listing
- There are multiple style options available, like full show-chrome or black covers; or either chrome or black springs and end caps
- Made in the USA
- All shocks are measured center-of-eyelet to center-of-eyelet.
- When installing shocks on '86-'15 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.
Specifications:
- Adjustment Style: Automatic
- Color/Finish: Chrome
- Damping Method: Gas Charged
- Duty: Standard
- Extended Length: 343.00 mm (13.50")
- Material: Steel
- Model: 412 Series with Covers
- Mounting Position: Rear
- Product Name: Shock Absorber
- Progressive Spring Rate: 4.80 kg/mm - 5.65 kg/mm (270 lb/in - 315 lb/in)
- Reservoir Location: Internal
- Spring Type: Single Progressive Rate
To fit:
- Harley Davidson FLH 1200 1958 Duo Glide All Models
- Harley Davidson FLH 1200 1959 Duo Glide All Models
- Harley Davidson FLH 1200 1960 Duo Glide All Models
- Harley Davidson FLH 1200 1961 Duo Glide All Models
- Harley Davidson FLH 1200 1962 Duo Glide All Models
- Harley Davidson FLH 1200 1963 Duo Glide All Models
- Harley Davidson FLH 1200 1964 Duo Glide All Models
- Harley Davidson FLH 1200 1970 Electra Glide All Models
- Harley Davidson FLH 1200 1971 Electra Glide All Models
- Harley Davidson FLH 1200 1972 Electra Glide All Models
- Harley Davidson FL 1200 1958 Duo Glide All Models
- Harley Davidson FL 1200 1959 Duo Glide All Models
- Harley Davidson FL 1200 1960 Duo Glide All Models
- Harley Davidson FL 1200 1961 Duo Glide All Models
- Harley Davidson FL 1200 1962 Duo Glide All Models
- Harley Davidson FL 1200 1963 Duo Glide All Models
- Harley Davidson FL 1200 1964 Duo Glide All Models
- Harley Davidson FL 1200 1965 Electra Glide All Models
- Harley Davidson FL 1200 1966 Electra Glide All Models
- Harley Davidson FL 1200 1967 Electra Glide All Models
- Harley Davidson FL 1200 1968 Electra Glide All Models
- Harley Davidson FL 1200 1969 Electra Glide All Models
- Harley Davidson FL 1200 1970 Electra Glide All Models
- Harley Davidson FL 1200 1971 Electra Glide All Models
- Harley Davidson FL 1200 1972 Electra Glide All Models
- Harley Davidson FX 1200 1971 Super Glide All Models
- Harley Davidson FX 1200 1972 Super Glide All Models
Manufacturer part number: 412-4029C
View all Progressive Suspension. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Progressive Suspension 412 Series Shocks For Harley Davidson FL 1200 1958-1972 343mm (13.50\") - Chrome
To fit:
- Harley Davidson FLH 1200 1958 Duo Glide All Models
- Harley Davidson FLH 1200 1959 Duo Glide All Models
- Harley Davidson FLH 1200 1960 Duo Glide All Models
- Harley Davidson FLH 1200 1961 Duo Glide All Models
- Harley Davidson FLH 1200 1962 Duo Glide All Models
- Harley Davidson FLH 1200 1963 Duo Glide All Models
- Harley Davidson FLH 1200 1964 Duo Glide All Models
- Harley Davidson FLH 1200 1970 Electra Glide All Models
- Harley Davidson FLH 1200 1971 Electra Glide All Models
- Harley Davidson FLH 1200 1972 Electra Glide All Models
- Harley Davidson FL 1200 1958 Duo Glide All Models
- Harley Davidson FL 1200 1959 Duo Glide All Models
- Harley Davidson FL 1200 1960 Duo Glide All Models
- Harley Davidson FL 1200 1961 Duo Glide All Models
- Harley Davidson FL 1200 1962 Duo Glide All Models
- Harley Davidson FL 1200 1963 Duo Glide All Models
- Harley Davidson FL 1200 1964 Duo Glide All Models
- Harley Davidson FL 1200 1965 Electra Glide All Models
- Harley Davidson FL 1200 1966 Electra Glide All Models
- Harley Davidson FL 1200 1967 Electra Glide All Models
- Harley Davidson FL 1200 1968 Electra Glide All Models
- Harley Davidson FL 1200 1969 Electra Glide All Models
- Harley Davidson FL 1200 1970 Electra Glide All Models
- Harley Davidson FL 1200 1971 Electra Glide All Models
- Harley Davidson FL 1200 1972 Electra Glide All Models
- Harley Davidson FX 1200 1971 Super Glide All Models
- Harley Davidson FX 1200 1972 Super Glide All Models
Progressive Suspension designs advanced motorcycle suspension systems including shocks, fork springs, and lowering kits. Built to enhance comfort, control, and handling, Progressive Suspension components improve ride quality for cruisers, touring bikes, and custom motorcycles, delivering smoother performance, greater stability, and increased rider confidence on the road.































