Seat Springs & Mounts
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V-Twin - 37-0969 - Auxiliary Seat Spring Square Head Bolts
V-Twin Mfg
$24.77V-Twin - 37-0969 - Auxiliary Seat Spring Square Head BoltsDescriptionAuxiliary seat square head bolts with a 5/16"-24 X 1-1/8" thread.Sold as a set of 2. Fits:FLH 1941-1964FL 1941-1964Additional Information OEM No.5567 UOM1 - SET ManufacturerV-Twin ...$24.77 -
V-Twin - 37-0968 - Seat Spring Mounting Kit
V-Twin Mfg
$24.77V-Twin - 37-0968 - Seat Spring Mounting KitDescriptionSeat spring mounting kit includes shoulder bolts, cupped washers, bolt, nuts and washers. Fits:FLH 1968-1984FL 1968-1984Additional Information UOM1 - KIT ManufacturerV-Twin OriginImported ...$24.77 -
V-Twin - 37-0957 - Solo Seat Stud Set
V-Twin Mfg
MSRP: $9.86$9.76V-Twin - 37-0957 - Solo Seat Stud SetDescriptionSolo seat stud set.Set of 2. Fits:Custom applicationAdditional Information UOM1 - SET ManufacturerV-Twin OriginImported StyleCustom 2025 Catalog Pages1243MSRP: $9.86$9.76 -
V-Twin - 37-0510 - Auxiliary Seat Spring Square Head Bolts
V-Twin Mfg
$24.83V-Twin - 37-0510 - Auxiliary Seat Spring Square Head BoltsDescriptionAuxiliary seat square head bolts with a 5/16"-24 X 7/8" thread.Sold as a set of 2. Fits:FL 1965-1984Additional Information OEM No.3951B UOM1 - SET ManufacturerV-Twin OriginImported...$24.83 -
V-Twin - 37-0002 - Police Solo Seat Hardware Mount Kit
V-Twin Mfg
MSRP: $39.67$38.87V-Twin - 37-0002 - Police Solo Seat Hardware Mount KitDescriptionSolo seat hardware mount kit includes washers, bolts and nuts. Fits:Custom applicationAdditional Information UOM1 - KIT ManufacturerV-Twin OriginUSA Replacement Items37-9275 - Replica...MSRP: $39.67$38.87 -
V-Twin - 3601-2 - Buddy Seat Bar Mounting Plate Set Parkerized
Colony Machine
MSRP: $25.35$23.69V-Twin - 3601-2 - Buddy Seat Bar Mounting Plate Set ParkerizedDescriptionBuddy seat bar mounting plate set features a parkerized finish.Sold as a 2 piece set. Fits:UL 1937-1948EL 1936-1940FL 1941-1980Additional Information OEM No.11314-36 UOM1 - SET ...MSRP: $25.35$23.69 -
V-Twin - 3600-1 - Buddy Seat Front Nose Bracket Parkerized
Colony Machine
$33.52V-Twin - 3600-1 - Buddy Seat Front Nose Bracket ParkerizedDescriptionFront nose seat bracket is used to mount buddy seats to mount systems and features a parkerized finish. Fits:UL 1937-1948EL 1936-1940FL 1941-1980Additional Information OEM No.52551-36 ...$33.52 -
V-Twin - 3312-14 - Seat Spring Mounting Kit
Colony Machine
MSRP: $30.80$28.79V-Twin - 3312-14 - Seat Spring Mounting KitDescriptionSeat spring mounting kit includes two of each as shown, 4 nu ts. Shoulder bolt, cupped washer, bolts, nuts and washers. Fits:FL 1965-1967Additional Information OEM No.52608-65 UOM1 - KIT ...MSRP: $30.80$28.79 -
V-Twin - 3277-14 - Seat Spring Mounting Kit
Colony Machine
MSRP: $30.80$28.79V-Twin - 3277-14 - Seat Spring Mounting KitDescriptionSeat spring mounting kit includes shoulder bolt, cupped washer, bolts, nuts and washers. Fits:FL 1968-1984Additional Information OEM No.52608-68 UOM1 - KIT ManufacturerColony OriginUSA 2025...MSRP: $30.80$28.79 -
V-Twin - 3256-8 - Saddle Bar to Seat Mounting Kit
Colony Machine
MSRP: $20.26$17.22V-Twin - 3256-8 - Saddle Bar to Seat Mounting KitDescriptionSaddle bar to seat mounting kit includes a spacer, bolt and lock washers in cadmium and parkerized finishes. Fits:K 1952-1956XLH 1957-1970KH 1952-1956XLCH 1957-1970XL 1957-1970Additional...MSRP: $20.26$17.22 -
V-Twin - 3235-6 - Seat Bar Bolt Spacer Kit
Colony Machine
MSRP: $60.32$58.62V-Twin - 3235-6 - Seat Bar Bolt Spacer KitDescriptionSeat bar bolt spacer kit includes a bolt, spacer, bushing, nut, washer and grease fitting. Fits:K 1952-1956XLH 1957-1970KH 1952-1956XLCH 1957-1970XL 1957-1970Additional Information UOM1 - KIT ...MSRP: $60.32$58.62 -
V-Twin - 3234-2 - Seat Post Kit
Colony Machine
MSRP: $48.98$47.61V-Twin - 3234-2 - Seat Post KitDescriptionSeat post kit. Fits:K 1952-1956XLH 1957-1970KH 1952-1956XLCH 1957-1970XL 1957-1970Additional Information OEM No.51680-52 UOM1 - KIT ManufacturerColony OriginUSA 2025 Catalog Pages822MSRP: $48.98$47.61 -
V-Twin - 3231-2 - Seat Post Sleeve Bushing Tool
Colony Machine
MSRP: $39.02$34.76V-Twin - 3231-2 - Seat Post Sleeve Bushing ToolDescriptionSeat post sleeve bushing installation and removal tool. Fits:K 1952-1956XLH 1957-1970KH 1952-1956XLCH 1957-1970XL 1957-1970Additional Information UOM1 - EA ManufacturerColony OriginUSA 2025...MSRP: $39.02$34.76 -
V-Twin - 3230-2 - Seat Post Bushing Sleeve Kit
Colony Machine
MSRP: $64.08$62.28V-Twin - 3230-2 - Seat Post Bushing Sleeve KitDescriptionSleeves and bronze bushings are included in this seat post bushing sleeve kit. Fits:K 1952-1956XLH 1957-1970KH 1952-1956XLCH 1957-1970XL 1957-1970Additional Information OEM No.51722-52 UOM1 - KIT...MSRP: $64.08$62.28 -
V-Twin - 3227-4 - Seat Post Roller and Shaft Kit
Colony Machine
MSRP: $60.32$58.62V-Twin - 3227-4 - Seat Post Roller and Shaft KitDescriptionIncludes the roller shaft, roller, spring and grease fitting. Fits:K 1952-1956XLH 1957-1970KH 1952-1956XLCH 1957-1970XL 1957-1970Additional Information UOM1 - KIT ManufacturerColony OriginUSA ...MSRP: $60.32$58.62 -
V-Twin - 3226-4 - Bronze Seat Post Bushing Set
Colony Machine
MSRP: $32.84$30.70V-Twin - 3226-4 - Bronze Seat Post Bushing SetDescriptionBronze 4 piece seat post bushing set. Fits:K 1952-1956XLH 1957-1970XLCH 1957-1970XL 1957-1970Additional Information OEM No.51720-52 UOM1 - SET ManufacturerColony OriginUSA 2025 Catalog Pages822MSRP: $32.84$30.70 -
V-Twin - 31-9982 - Auxiliary Seat Spring Stud with Spacer
V-Twin Mfg
$32.31V-Twin - 31-9982 - Auxiliary Seat Spring Stud with SpacerDescriptionAuxiliary seat spring frame cross stud with spacer. Fits:FL 1958-1984Additional Information OEM No.52605-65 UOM1 - KIT ManufacturerV-Twin OriginImported StyleStock 2025 Catalog...$32.31 -
V-Twin - 31-9978 - Auxiliary Seat Spring Kit
V-Twin Mfg
$266.55V-Twin - 31-9978 - Auxiliary Seat Spring KitDescriptionAuxiliary zinc seat spring kit with chrome springs, brackets, nut set, and buddy seat spring bar.Kit adapts to all plunger mounted buddy seats for extra weight capacity. Fits:FL 1965-1984Additional...$266.55 -
V-Twin - 31-9970 - Auxiliary Seat Spring Kit Yoke
V-Twin Mfg
$31.72V-Twin - 31-9970 - Auxiliary Seat Spring Kit YokeDescriptionAuxiliary seat spring yokesSold in a quantity of 2. Fits:FL 1965-1984Additional Information OEM No.52596-65 UOM1 - SET ManufacturerV-Twin OriginUSA StyleStock 2025 Catalog Pages1253$31.72 -
V-Twin - 31-9969 - Auxiliary Seat Spring Bracket Set
V-Twin Mfg
$27.93V-Twin - 31-9969 - Auxiliary Seat Spring Bracket SetDescriptionAuxiliary seat spring bracket catch set.Sold in a quantity of 2. Fits:FL 1965-1984Additional Information OEM No.52586-68 UOM1 - SET ManufacturerV-Twin OriginUSA StyleStock 2025 Catalog...$27.93 -
V-Twin - 31-9968 - Auxiliary Buddy Seat Spring Kit Bar
V-Twin Mfg
$31.99V-Twin - 31-9968 - Auxiliary Buddy Seat Spring Kit BarDescriptionAuxiliary buddy seat spring bar. Fits:FL 1965-1984Additional Information OEM No.52566-65 UOM1 - EA ManufacturerV-Twin OriginUSA StyleStock 2025 Catalog Pages1253$31.99 -
V-Twin - 31-9967 - Auxiliary Spring Bracket Set
V-Twin Mfg
$45.05V-Twin - 31-9967 - Auxiliary Spring Bracket SetDescriptionAuxiliary spring buddy seat bracket set. Fits:FL 1965-1984Additional Information OEM No.52583-68 UOM1 - SET ManufacturerV-Twin OriginUSA StyleStock 2025 Catalog Pages1253$45.05 -
V-Twin - 31-9902 - OE Driver Backrest Mounting Kit
OE
MSRP: $112.06$105.61V-Twin - 31-9902 - OE Driver Backrest Mounting KitDescriptionOE driver backrest mounting kit includes mounting bracket and all required hardware necessary for installation. For rigid mounting style. Fits:FLT 1988-2008Additional Information OEM No...MSRP: $112.06$105.61 -
V-Twin - 31-9901 - OE Driver Backrest Mounting Kit
OE
$98.46V-Twin - 31-9901 - OE Driver Backrest Mounting KitDescriptionOE driver black backrest mounting kit includes mounting bracket and all required hardware necessary for installation.Does not fit 2021-up FLH or Trike and 2023-up FLHFB models. ...$98.46 -
V-Twin - 31-4194 - 1-1/2 inch Tilt-Up Seat Nose Bracket Chrome
V-Twin Mfg
$26.46V-Twin - 31-4194 - 1-1/2 inch Tilt-Up Seat Nose Bracket ChromeDescriptionChrome 1-1/2" tilt-up nose bracket will allow you to tilt your seat forward when needed. Bracket is 6-7/8" long.*NOTE: Must order 3/8-24 x 2-1/4" hardware separately. Fits:Custom...$26.46 -
V-Twin - 31-4193 - Universal Seat Tee
V-Twin Mfg
$33.54V-Twin - 31-4193 - Universal Seat TeeDescriptionUniversal seat tee features slotted mounts to accept most solo seats.Use with nose bracket. Fits:Custom applicationAdditional Information UOM1 - EA ManufacturerV-Twin OriginUSA StyleCustom 2025 Catalog...$33.54 -
V-Twin - 31-4083 - Solo Seat Mount Kit
V-Twin Mfg
$306.42V-Twin - 31-4083 - Solo Seat Mount KitDescriptionIncludes seat plunger kit, seat "T", and pivot bolt. Fits:XL 1954-1970Additional Information UOM1 - KIT ManufacturerV-Twin OriginImported StyleStock 2025 Catalog Pages822 Tech NoteSuggested to use...$306.42 -
V-Twin - 31-4063 - Solo Seat Hardware Mount Kit
V-Twin Mfg
$111.53V-Twin - 31-4063 - Solo Seat Hardware Mount KitDescriptionSolo seat hardware mount kit includes back frame cover, nose brackets, springs, and rear brackets.Required to purchase cross bar for mounting police type seats. *NOTE: If using this on 2007-2009...$111.53 -
V-Twin - 31-4061 - Chrome Auxiliary Seat Spring Kit
V-Twin Mfg
$205.34V-Twin - 31-4061 - Chrome Auxiliary Seat Spring KitDescriptionChrome auxiliary seat spring kit is for Big Twin rigid frames. Kit is used with seat T bars for all buddy and police style solos.Order the spring clip kit and spring hook separately. ...$205.34 -
V-Twin - 31-4059 - Seat Bracket Kit Black
V-Twin Mfg
$47.78V-Twin - 31-4059 - Seat Bracket Kit BlackDescriptionBlack seat bracket kit includes seat bracket, right and left bracket. Fits:FXE 1966-1984FLH 1958-1984FXR 1982-1983FX 1966-1984FL 1958-1984FX 1980-1984Additional Information UOM1 - KIT ...$47.78 -
V-Twin - 31-4045 - Solo Seat Hardware Mount Kit
V-Twin Mfg
$125.31V-Twin - 31-4045 - Solo Seat Hardware Mount KitDescriptionSolo seat hardware mount kit includes nose brackets, springs and rear bracketsRequires the purchase of a cross bar to fit police style solos. On the support plate the length between stud to stud...$125.31 -
V-Twin - 31-4044 - Solo Seat Hardware Mount Kit
V-Twin Mfg
$136.91V-Twin - 31-4044 - Solo Seat Hardware Mount KitDescriptionSolo seat hardware mount kit includes nose brackets, springs and rear bracketsUse mount kit for smaller type solos such as K or CH types. Fits:XL 1952-1978Additional Information UOM1 - KIT ...$136.91 -
V-Twin - 31-4027 - 2 inch Tilt-Up Seat Mount Bracket Zinc
V-Twin Mfg
MSRP: $13.86$13.72V-Twin - 31-4027 - 2 inch Tilt-Up Seat Mount Bracket ZincDescriptionZinc 2" tilt up seat nose bracket is wide nose type. Bracket allows the solo seat to be mounted to frame tubes or mount brackets.Includes two M8-1.25 x 25mm zinc carriage bolts, four...MSRP: $13.86$13.72 -
V-Twin - 31-4026 - 1-1/2 inch Tilt-Up Seat Mount Bracket Front Zinc
V-Twin Mfg
$29.58V-Twin - 31-4026 - 1-1/2 inch Tilt-Up Seat Mount Bracket Front ZincDescriptionLow profile zinc tilt up front seat mount bracket is square style. Bracket is 1-1/2" width and allows the seat to be mounted to frame tubes.Bracket permits your seat to flip...$29.58 -
V-Twin - 31-4024 - Black Finish Seat Plunger Kit
V-Twin Mfg
$258.61V-Twin - 31-4024 - Black Finish Seat Plunger KitDescriptionBlack seat plunger kit is to spring mount solo seat on stock frames. Kit includes 4 springs, swivel springs, pin, T bolt , bushing and spacer. Fits:K 1954-1956XL 1957-1970Additional Information ...$258.61 -
V-Twin - 31-4019 - Solo Seat Mount Kit
V-Twin Mfg
$212.58V-Twin - 31-4019 - Solo Seat Mount KitDescriptionSolo seat mount kit is made just for 1984-1999 FLST-FXST and has heavy duty seat "T" and 5" chrome springs. All hardware included.Kit will accept a standard police solo seat. K model seat will require...$212.58 -
V-Twin - 31-4018 - Chrome Long Rear Seat Mount Tab
V-Twin Mfg
MSRP: $15.86$15.70V-Twin - 31-4018 - Chrome Long Rear Seat Mount TabDescriptionChrome long rear seat tab when installing a 1 piece seat. Fits:FXR 1982-1994XL 1979-1996Additional Information OEM No.51651-79 UOM1 - EA ManufacturerV-Twin OriginImported StyleStock 2025...MSRP: $15.86$15.70 -
V-Twin - 31-4014 - Rear Seat Bracket
V-Twin Mfg
MSRP: $19.14$18.94V-Twin - 31-4014 - Rear Seat BracketDescriptionRear seat bracket for FXE models. Fits:FX 1972-1984FXE 1972-1984Additional Information OEM No.52538-72 UOM1 - EA ManufacturerV-Twin OriginImported StyleStock 2025 Catalog Pages1242MSRP: $19.14$18.94 -
V-Twin - 31-4009 - Zinc Seat Mount Bracket
V-Twin Mfg
MSRP: $13.86$13.72V-Twin - 31-4009 - Zinc Seat Mount BracketDescriptionZinc front solo seat mount bracket bolts to frame holes above seat post tube. The seat nose bracket will swivel on this mount.This bracket will also mount to frames with a flat triangular plate at the...MSRP: $13.86$13.72 -
V-Twin - 31-3999 - Auxiliary Seat Spring Kit
V-Twin Mfg
$201.69V-Twin - 31-3999 - Auxiliary Seat Spring KitDescriptionAuxiliary seat spring kit with black springs. Kit is used with seat T bar for all buddy and police size solo seats.Order spring clip kit and spring hook separately. Fits:FL 1941-1957U 1937-1948EL...$201.69
Harley Seat Springs & Mounts
Give your ride the perfect blend of vintage style and modern comfort with our premium Seat Springs & Mounts for Harley Davidson motorcycles. Designed specifically for bobbers, choppers, and custom builds, these components are essential for riders who appreciate both aesthetics and performance. Whether you're restoring a classic or building a custom bike, the right seat spring and mounting system ensures a smooth, controlled ride and a secure seat fit.
High-tensile steel is used to make our seat springs, which are available in a variety of finishes to complement your unique build, including chrome, black, and bare steel. Installation is simple and dependable thanks to the mounting brackets' universal or model-specific designs and precision machining for Harley frames. Each component is corrosion-resistant, vibration-dampening, and built to handle long-distance rides.
For a more comfortable and fashionable trip, upgrade your seat arrangement right now. Our Seat Springs & Mounts category contains the high-quality components you want, whether you're going for a vintage bobber style or require improved shock absorption for lengthy trips. Take the next step in personalizing your Harley by browsing today!