Home  >  Progressive Suspension 12, Progressive Suspension 12 in
Browse Categories
Categories
Catalogs

Progressive Suspension 12, Progressive Suspension 12 in

Progressive Suspension 12 in. Chrome 412 Series Shocks w/o Cover 58664
$233.99 Progressive Suspension 12 in. Chrome 412 Series Shocks w/o Cover 58664
Dennis Kirk Part #: 58664
Progressive Suspension 12 in. Chrome 412 Series Shocks w/o Cover 58664: Manufacturer part # 4124013C - Features include high-performance gas cells, double-wall construction, 6-stage damping, progressive-rate springs, special cam adjusters for easy preload adjustment, heat-treated hard chrome rods, long life seals and fade-resistant oil. Comes with upper/lower bushings, a one-year warranty on shocks and a lifetime warranty on springs. Sold in pairs. , NOTE: All shocks are measured center of eyelet to center of eyelet.. 4124013C


1 on Hand


More Info/Options for Progressive Suspension 12 in. Chrome 412 Series Shocks w/o Cover 58664
H58603 Progressive Suspension 13.5 in. Heavy Duty 440 Series Shock
CLOSEOUT!
Was: $508.99
Now: $483.54

H58603 Progressive Suspension 13.5 in. Heavy Duty 440 Series Shock
Dennis Kirk Part #: H58603
H58603 Progressive Suspension 13.5 in. Heavy Duty 440 Series Shock: Manufacturer part # 4404003C - The Inertia Active System (I.A.S.) 440 Series Twin Shocks are the most state-of-the-art shocks available to the public. The 440 Series Shock is able to separate chassis movement from wheel movement. This shock is able to float over the rough stuff, yet wont wallow in the twists and turns. The best shock today for high torque shaft drives, no other shock can control the torque inputs of a shaft drive and still maintain a smooth, plush ride. Powder coated damper and Black Nitride shaft. High pressure gas charged for fade-free operation. Two independent rebound damping circuits. Heavy duty shocks for touring riders carrying passengers or a body weight of 225 lbs. plus. Inertia valve determines whether the soft (wheel) circuit or the firm (chassis) circuit is utilized to optimize both the handling and comfort automatically. All three damping circuits, compression as well as soft and firm rebound, are also velocity sensitive. Limited lifetime warranty. Sharp looking chrome and black.. 4404003C


1 on Hand


More Info/Options for H58603 Progressive Suspension 13.5 in. Heavy Duty 440 Series Shock
Progressive Suspension 613 Series Adjustable Shocks 588557
$524.99 Progressive Suspension 613 Series Adjustable Shocks 588557
Dennis Kirk Part #: 588557
Progressive Suspension 613 Series Adjustable Shocks 588557: Manufacturer part # 1310-0195 - Fully assembled with an adjustable internal spring for pre-load. Improved multi-stage, velocity-sensitive internal valving with hydraulic anti-bottoming for a comfortable, jolt-free ride. Freon-gas cell used for fade-free shock operation. Double-walled construction for extra durability. Will lower the bike up to 2". Sold in pairs.. 1310-0195


1 on Hand


More Info/Options for Progressive Suspension 613 Series Adjustable Shocks 588557
Progressive Suspension 613 Series Adjustable Shocks 582914
$524.99 Progressive Suspension 613 Series Adjustable Shocks 582914
Dennis Kirk Part #: 582914
Progressive Suspension 613 Series Adjustable Shocks 582914: Manufacturer part # 1310-0229 - Fully assembled with an adjustable internal spring for pre-load. Improved multi-stage, velocity-sensitive internal valving with hydraulic anti-bottoming for a comfortable, jolt-free ride. Freon-gas cell used for fade-free shock operation. Double-walled construction for extra durability. Will lower the bike up to 2". Sold in pairs.. 1310-0229


1 on Hand


More Info/Options for Progressive Suspension 613 Series Adjustable Shocks 582914
Progressive Suspension 12.5 in. Heavy Duty Chrome 440 Series Shock W/ Cold Chrome Spring 588302
CLOSEOUT!
Was: $636.99
Now: $605.14

Progressive Suspension 12.5 in. Heavy Duty Chrome 440 Series Shock W/ Cold Chrome Spring 588302
Dennis Kirk Part #: 588302
Progressive Suspension 12.5 in. Heavy Duty Chrome 440 Series Shock W/ Cold Chrome Spring 588302: Manufacturer part # 4404048CC - 12.5 in. Length. Cold Chrome Spring. Patented Inertia Active System (IAS) damping for unsurpassed handling and comfort. High-pressure gas charged for fade-free operation. Feature two independent rebound damping circuits. Available in standard shocks for the average single rider or heavy-duty shocks better fitted for the touring rider carrying passengers or a body weight of 225 lb. and up. Inertia valve determines whether the soft (wheel) circuit or the firm (chassis) circuit is utilized to optimize both handling and comfort automatically. All three damping circuits, compression as well as soft and firm rebound, are also velocity sensitive. Limited lifetime warranty. INCLUDED ITEMS: Four shouldered 1.5 in. sleeves. Four inner 3/8 in. sleeves. Four 1/2 in. washers. Four 1/2 in. spacers. One instruction sheet.. 4404048CC


2 on Hand


More Info/Options for Progressive Suspension 12.5 in. Heavy Duty Chrome 440 Series Shock W/ Cold Chrome Spring 588302
H581203 Progressive Suspension Chrome Softail Lowering Kit
$101.99 H581203 Progressive Suspension Chrome Softail Lowering Kit
Dennis Kirk Part #: H581203
H581203 Progressive Suspension Chrome Softail Lowering Kit: Manufacturer part # 305048C - Allows for adjustment from stock height to 2 in. lower than stock.. For OEM Shocks Only. 305048C


10 on Hand


More Info/Options for H581203 Progressive Suspension Chrome Softail Lowering Kit
Progressive Suspension 11 in. Heavy-Duty Chrome 440 Series Shocks W/ Cold Chrome Spring 588301
CLOSEOUT!
Was: $636.99
Now: $605.14

Progressive Suspension 11 in. Heavy-Duty Chrome 440 Series Shocks W/ Cold Chrome Spring 588301
Dennis Kirk Part #: 588301
Progressive Suspension 11 in. Heavy-Duty Chrome 440 Series Shocks W/ Cold Chrome Spring 588301: Manufacturer part # 4404022CC - 11 in. Length. Cold chrome spring. Patented Inertia Active System (IAS) damping for unsurpassed handling and comfort. High-pressure gas charged for fade-free operation. Feature two independent rebound damping circuits. Available in standard shocks for the average single rider or heavy-duty shocks better fitted for the touring rider carrying passengers or a body weight of 225 lb. and up. Inertia valve determines whether the soft (wheel) circuit or the firm (chassis) circuit is utilized to optimize both handling and comfort automatically. All three damping circuits, compression as well as soft and firm rebound, are also velocity sensitive. Limited lifetime warranty. INCLUDED ITEMS: Four shouldered sleeves. Four inner 3/8 in. sleeves. Four 1/2 in. washers. Four 1/2 in. spacers. One instruction sheet.. 4404022CC


1 on Hand


More Info/Options for Progressive Suspension 11 in. Heavy-Duty Chrome 440 Series Shocks W/ Cold Chrome Spring 588301
Progressive Suspension 12.5 in. Chrome Spring 418 Series Shocks 581435
CLOSEOUT!
Was: $455.99
Now: $433.19

Progressive Suspension 12.5 in. Chrome Spring 418 Series Shocks 581435
Dennis Kirk Part #: 581435
Progressive Suspension 12.5 in. Chrome Spring 418 Series Shocks 581435: Manufacturer part # 4184801C - Aluminum body twin shock. 5-position, externally adjustable rebound damping range allows you to dial in the ride you want. 4-position, easily adjusted spring preload cam lets you adjust for different load and ride characteristics. Gas charged for fade-free operation. Velocity-sensitive, multi-stage internal damping gives a consistent ride and handling over a variety of road surfaces. The body is machined from aircraft-quality aluminum, clear anodized for an attractive and durable finish. Double-walled construction (steel inner wall) for excellent durability. 4130 chromoly steel shaft, hard-chromed and precision-ground for strength and durability. Complete shock assemblies include chrome springs and covers. Sold in pairs. Made in the U.S.A.. T.U.V. approved.. 4184801C


2 on Hand


More Info/Options for Progressive Suspension 12.5 in. Chrome Spring 418 Series Shocks 581435
H58091 Progressive Suspension Front Fork Springs
$75.99 H58091 Progressive Suspension Front Fork Springs
Dennis Kirk Part #: H58091
H58091 Progressive Suspension Front Fork Springs: Manufacturer part # 111525 - Helps stop front-end droop and front-end dive during braking. Forks have full travel, provide a more comfortable ride, increase cornering stability and retain stock geometry. Come with manufacturers lifetime warranty. Made in the U.S.A... 111525


1 on Hand


More Info/Options for H58091 Progressive Suspension Front Fork Springs
Progressive Suspension 12.5 in. Standard Chrome 440 Series Shocks W/ Cold Chrome Spring 588296
CLOSEOUT!
Was: $636.99
Now: $605.14

Progressive Suspension 12.5 in. Standard Chrome 440 Series Shocks W/ Cold Chrome Spring 588296
Dennis Kirk Part #: 588296
Progressive Suspension 12.5 in. Standard Chrome 440 Series Shocks W/ Cold Chrome Spring 588296: Manufacturer part # 4404007CC - 12.5 in. length. Cold Chrome Spring. Patented Inertia Active System (IAS) damping for unsurpassed handling and comfort. High-pressure gas charged for fade-free operation. Feature two independent rebound damping circuits. Available in standard shocks for the average single rider or heavy-duty shocks better fitted for the touring rider carrying passengers or a body weight of 225 lb. and up. Inertia valve determines whether the soft (wheel) circuit or the firm (chassis) circuit is utilized to optimize both handling and comfort automatically. All three damping circuits, compression as well as soft and firm rebound, are also velocity sensitive. Limited lifetime warranty. INCLUDED ITEMS: Four shouldered sleeves. Four inner 3/8 in. sleeves. Four 1/2 in. washers. Four 1/2 in. spacers. One instruction sheet.. 4404007CC


1 on Hand


More Info/Options for Progressive Suspension 12.5 in. Standard Chrome 440 Series Shocks W/ Cold Chrome Spring 588296
H58606 Progressive Suspension 12.5 in. Std. Chrome 440 Series Shocks
CLOSEOUT!
Was: $508.99
Now: $483.54

H58606 Progressive Suspension 12.5 in. Std. Chrome 440 Series Shocks
Dennis Kirk Part #: H58606
H58606 Progressive Suspension 12.5 in. Std. Chrome 440 Series Shocks: Manufacturer part # 4404007C - The Inertia Active System (I.A.S.) 440 Series Twin Shocks are the most state-of-the-art shocks available to the public. The 440 Series Shock is able to separate chassis movement from wheel movement. This shock is able to float over the rough stuff, yet wont wallow in the twists and turns. The best shock today for high torque shaft drives, no other shock can control the torque inputs of a shaft drive and still maintain a smooth, plush ride. Powder coated damper and Black Nitride shaft. High pressure gas charged for fade-free operation. Two independent rebound damping circuits. Inertia valve determines whether the soft (wheel) circuit or the firm (chassis) circuit is utilized to optimize both the handling and comfort automatically. All three damping circuits, compression as well as soft and firm rebound, are also velocity sensitive. Limited lifetime warranty. Sharp looking chrome and black.. 4404007C


1 on Hand


More Info/Options for H58606 Progressive Suspension 12.5 in. Std. Chrome 440 Series Shocks
Progressive Suspension Airtail Compressor Kit 582249
$612.99 Progressive Suspension Airtail Compressor Kit 582249
Dennis Kirk Part #: 582249
Progressive Suspension Airtail Compressor Kit 582249: Manufacturer part # 305100 - Using Progressive Suspension's optional on-board compressor, the negative air spring can be pressurized to pump the length of your shock down, which lowers your bike. Your maximum ride height is regained by bleeding the air out of the negative air spring via an on-board purge. Optional compressor kit includes air pump, electric switches, connectors, all air lines and a replacement coil cover that conceals the air pressure gauge and control switches. For use with Airtail shocks 58-2247.. 305100


1 on Hand


More Info/Options for Progressive Suspension Airtail Compressor Kit 582249
Progressive Suspension 12 in. Standard Chrome 440 Series Shocks W/ Cold Chrome Spring 588304
CLOSEOUT!
Was: $636.99
Now: $605.14

Progressive Suspension 12 in. Standard Chrome 440 Series Shocks W/ Cold Chrome Spring 588304
Dennis Kirk Part #: 588304
Progressive Suspension 12 in. Standard Chrome 440 Series Shocks W/ Cold Chrome Spring 588304: Manufacturer part # 4404049CC - 12 in. length. Cold chrome spring. Patented Inertia Active System (IAS) damping for unsurpassed handling and comfort. High-pressure gas charged for fade-free operation. Feature two independent rebound damping circuits. Available in standard shocks for the average single rider or heavy-duty shocks better fitted for the touring rider carrying passengers or a body weight of 225 lb. and up. Inertia valve determines whether the soft (wheel) circuit or the firm (chassis) circuit is utilized to optimize both handling and comfort automatically. All three damping circuits, compression as well as soft and firm rebound, are also velocity sensitive. Limited lifetime warranty.. 4404049CC


1 on Hand


More Info/Options for Progressive Suspension 12 in. Standard Chrome 440 Series Shocks W/ Cold Chrome Spring 588304
Progressive Suspension 95/140 Chrome Springs for 412/12 Series Shocks 58674
$77.99 Progressive Suspension 95/140 Chrome Springs for 412/12 Series Shocks 58674
Dennis Kirk Part #: 58674
Progressive Suspension 95/140 Chrome Springs for 412/12 Series Shocks 58674: Manufacturer part # 031367C - Available in chrome or black. Progressives dual rate standard Harley spring is 75/120; 11.5 in. shocks use 90/130 rate springs. Lifetime warranty. Sold in pairs.. 031367C


6 on Hand


More Info/Options for Progressive Suspension 95/140 Chrome Springs for 412/12 Series Shocks 58674
Progressive Suspension 440 Retro Fit Shock Covers 493099
$118.99 Progressive Suspension 440 Retro Fit Shock Covers 493099
Dennis Kirk Part #: 493099
Progressive Suspension 440 Retro Fit Shock Covers 493099: Manufacturer part # 305044CC - Give your ride that fine shine with the 440 Retro Fit Cover Kits. Fit 440 Series shocks. Available in chrome. Sold in pairs.. 305044CC


1 on Hand


More Info/Options for Progressive Suspension 440 Retro Fit Shock Covers 493099
Progressive Suspension 11.5 in. Chrome 412 HD Series American Tuned Gas Shocks 582251
$216.99 Progressive Suspension 11.5 in. Chrome 412 HD Series American Tuned Gas Shocks 582251
Dennis Kirk Part #: 582251
Progressive Suspension 11.5 in. Chrome 412 HD Series American Tuned Gas Shocks 582251: Manufacturer part # 4124011C - Features include high-performance gas cells, double-wall construction 6-stage damping, progressive-rate springs, special cam adjusters for easy preload adjustment, heat-treated hard chrome rods, long-life seals and fade-resistant oil. Comes with upper/lower bushings, a one-year warranty on shocks and a lifetime warranty on springs. Shock cartridge is not chrome. Sold in pairs. NOTE: These are heavy duty shocks recommended for rider carrying passenger or rider weight of 225 lbs and up.. Also this heavy duty shock is not recommended for the XL Sportster models.. 4124011C


2 on Hand


More Info/Options for Progressive Suspension 11.5 in. Chrome 412 HD Series American Tuned Gas Shocks 582251
Progressive Suspension 13.5 in. Chrome 412 Series Shocks 58739
$233.99 Progressive Suspension 13.5 in. Chrome 412 Series Shocks 58739
Dennis Kirk Part #: 58739
Progressive Suspension 13.5 in. Chrome 412 Series Shocks 58739: Manufacturer part # 4124018C - The 412 Series shocks are simply the best value shock there is on the market today. The 412's simple, durable design means they will be an improvement to your motorcycle's suspension performance for as long as you are riding it. The double wall steel body construction with nitrogen charged, multi-staged velocity sensitive valving gives you smooth, consistent damping. A five position cam style preload adjuster lets you dial in your ride whether you're a light rider or heavy hitter Your choice of Standard or Covered versions. All have the same internals and specs, but one is covered. Features include high-performance gas cells, double-wall construction, six-stage damping, progressive-rate springs, special cam adjusters for easy pre-load adjustment, heat-treated hard chrome rods, long-life seals and fade-resistant oil. Comes with upper/lower bushings, a one-year warranty on shocks and a lifetime warranty on springs. Heavy-duty shocks for the touring rider carrying passengers or a body weight of 225 lb. and up. Sold in pairs. , , 412 SERIES SHOCKS . , Available in black or chrome. Black springs are powder-coated. Shock cartridge is not chrome.. 4124018C


1 on Hand


More Info/Options for Progressive Suspension 13.5 in. Chrome 412 Series Shocks 58739
Progressive Suspension Black Springs for 412/12 Series Shocks 58715
$65.99 Progressive Suspension Black Springs for 412/12 Series Shocks 58715
Dennis Kirk Part #: 58715
Progressive Suspension Black Springs for 412/12 Series Shocks 58715: Manufacturer part # 031367B - Available in chrome or black. Progressives dual rate standard Harley spring is 75/120; 11.5 in. shocks use 90/130 rate springs. Lifetime warranty. Sold in pairs.. 031367B


5 on Hand


More Info/Options for Progressive Suspension Black Springs for 412/12 Series Shocks 58715
Progressive Suspension 12.5 in. Chrome  412 Series Shocks 581423
$233.99 Progressive Suspension 12.5 in. Chrome 412 Series Shocks 581423
Dennis Kirk Part #: 581423
Progressive Suspension 12.5 in. Chrome 412 Series Shocks 581423: Manufacturer part # 4124001C - Your choice of Standard or Covered versions. All have the same internals and specs, but one is covered. Features include high-performance gas cells, double-wall construction, six-stage damping, progressive-rate springs, special cam adjusters for easy pre-load adjustment, heat-treated hard chrome rods, long-life seals and fade-resistant oil. Comes with upper/lower bushings, a one-year warranty on shocks and a lifetime warranty on springs. Heavy-duty shocks for the touring rider carrying passengers or a body weight of 225 lb. and up. Sold in pairs. Note: For black 12.5 in. heavy duty series shocks to fit XL, XLCR 77-06 use part no. 58-1422. 4124001C


Expected Soon


More Info/Options for Progressive Suspension 12.5 in. Chrome 412 Series Shocks 581423
Progressive Suspension Front Fork Springs 58681
$75.99 Progressive Suspension Front Fork Springs 58681
Dennis Kirk Part #: 58681
Progressive Suspension Front Fork Springs 58681: Manufacturer part # 111131 - Helps stop front end droop and front end dive during braking. Forks have full travel, provide a more comfortable ride, increase cornering stability and retain stock geometry. Comes with manufacturers lifetime warranty. Made in the U.S.A... 111131


4 on Hand


More Info/Options for Progressive Suspension Front Fork Springs 58681
Progressive Suspension 14.25 in. Black 412 Series Shocks 581428
CLOSEOUT!
Was: $256.99
Now: $244.14

Progressive Suspension 14.25 in. Black 412 Series Shocks 581428
Dennis Kirk Part #: 581428
Progressive Suspension 14.25 in. Black 412 Series Shocks 581428: Manufacturer part # 4124004B - The 412 Series shocks are simply the best value shock there is on the market today. The 412?s simple, durable design means they will be an improvement to your motorcycle?s suspension performance for as long as you are riding it. The double wall steel body construction with nitrogen charged, multi-staged velocity sensitive valving gives you smooth, consistent damping. A five position cam style preload adjuster lets you dial in your ride whether you?re a light rider or heavy hitter Features include high-performance gas cells, double-wall construction, six-stage damping, progressive-rate springs, special cam adjusters for easy preload adjustment, heat-treated hard chrome rods, long-life seals and fade-resistant oil. Come with upper/lower bushings, a one-year warranty on shocks and a lifetime warranty on springs. Sold in pairs. Available in black or chrome. Black springs are powder-coated. Shock cartridge is not chrome. All applications listed are for a single rider up to 225 lbs.. NOTE: All shocks are measured center-of-eyelet to center-of-eyelet.. 4124004B


1 on Hand


More Info/Options for Progressive Suspension 14.25 in. Black 412 Series Shocks 581428
Progressive Suspension 13 in. Black 412 Series Shocks 581424
$233.99 Progressive Suspension 13 in. Black 412 Series Shocks 581424
Dennis Kirk Part #: 581424
Progressive Suspension 13 in. Black 412 Series Shocks 581424: Manufacturer part # 4124002B - Your choice of Standard or Covered versions. All have the same internals and specs, but one is covered. Features include high-performance gas cells, double-wall constructio