Seat Springs & Mounts
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V-Twin - 37-9110 - Auxiliary Seat Spring Mount Stud
V-Twin Mfg
MSRP: $19.88$19.68V-Twin - 37-9110 - Auxiliary Seat Spring Mount StudDescriptionAuxiliary seat spring mount stud with a low carbon plain finish features a 3/8" full body diameter. Fits:FL 1958-1964Additional Information OEM No.52602-58 UOM1 - EA ManufacturerV-Twin ...MSRP: $19.88$19.68 -
V-Twin - 37-8858 - Seat Bracket Mount Nylon Washers
Eastern Motorcycle Parts
MSRP: $9.86$8.87V-Twin - 37-8858 - Seat Bracket Mount Nylon WashersDescriptionSeat bracket mount nylon washers measures 1/4" x 9/16" x 1/16". Fits:Custom applicationAdditional Information OEM No.6410 UOM25 - PK ManufacturerEastern OriginUSA StyleCustom 2025...MSRP: $9.86$8.87 -
V-Twin - 37-8800 - Auxiliary Seat Spring Bolt and Washer
V-Twin Mfg
$24.83V-Twin - 37-8800 - Auxiliary Seat Spring Bolt and WasherDescriptionAuxiliary seat spring kit shoulder bolt and cup washer set. Fits:FL 1965-1984Additional Information OEM No.52608-68 UOM1 - SET ManufacturerV-Twin OriginImported StyleStock 2025...$24.83 -
V-Twin - 37-8792 - Auxiliary Seat Spring Rod Nut Set
V-Twin Mfg
MSRP: $17.14$16.96V-Twin - 37-8792 - Auxiliary Seat Spring Rod Nut SetDescriptionAuxiliary spring rod support stud nut set. Fits:FL 1958-1984Additional Information OEM No.52605-58 UOM1 - SET ManufacturerV-Twin OriginImported 2025 Catalog Pages1253MSRP: $17.14$16.96 -
V-Twin - 37-7001 - Seat Handrail Mount Kit
V-Twin Mfg
$36.10V-Twin - 37-7001 - Seat Handrail Mount KitDescriptionHardware mount kit is used to mount the handrail to the seat. Kit includes two 1/4-28 X 7/8 hex bolt, two 1/4-28 nyloc nut and two flat washers 17/64" x 1/16". Fits:FLSTS 1997-2004Additional...$36.10 -
V-Twin - 37-1873 - Solo Seat Spacer Cadmium
Colony Machine
$4.21V-Twin - 37-1873 - Solo Seat Spacer CadmiumDescriptionSolo seat spacer features a cadmium finish. Set is for use on FXR seats and motors. Fits:FXR 1982-1982FXR 1982-1985FL 1941-1980Additional Information OEM No.52103-31 UOM1 - EA ManufacturerColony ...$4.21 -
V-Twin - 37-1572 - Rear Solo Seat Mount Bolt Kit
V-Twin Mfg
MSRP: $15.50$15.35V-Twin - 37-1572 - Rear Solo Seat Mount Bolt KitDescriptionRear solo seat bracket mount bolt hardware kit includes two 3/8"-16 x 12" carriage bolts, two 3/8-24 x 1" hex bolt, 3/8-24 nyloc nut, and washer.*NOTE: Includes hardware to mount police style...MSRP: $15.50$15.35 -
V-Twin - 37-1562 - Solo Seat Spacer Kit Zinc
V-Twin Mfg
$22.96V-Twin - 37-1562 - Solo Seat Spacer Kit ZincDescriptionSolo seat spacer kit for use with police solo seat mounting features a zinc finish. Fits:FL 1941-1985Additional Information UOM1 - KIT ManufacturerV-Twin OriginImported$22.96 -
V-Twin - 37-1543 - Seat Spring Studs
V-Twin Mfg
$27.71V-Twin - 37-1543 - Seat Spring StudsDescriptionStuds are used to be screwed into the rear frame bar Fits:FLST 1986-1999Additional Information UOM1 - EA ManufacturerV-Twin OriginImported StyleCustom$27.71 -
V-Twin - 37-1101 - Seat Spring Yoke Bracket Mounting Kit Parkerized
V-Twin Mfg
$63.26V-Twin - 37-1101 - Seat Spring Yoke Bracket Mounting Kit ParkerizedDescriptionSeat spring yoke bracket mounting kit includes hardware to mount two buddy seat yoke brakets. Kit features a parkerized finish. Fits:FL 1965-1984FLH 1965-1984Additional...$63.26 -
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
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!