Colony Machine
Colony Machine is a trusted name in Harley Davidson hardware kits, fasteners and precision engineered restoration components. Known for exact OEM style fitment, Colony produces bolts, washers, studs and mounting kits that match or exceed factory specifications. Their hardware is widely used in engine rebuilds, drivetrain service and complete motorcycle restorations thanks to consistent quality and accurate machining. From Twin Cam to Sportster and Shovelhead models, Colony parts offer a reliable solution for maintaining factory level performance and appearance.
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Out of stock
V-Twin - 37-0916 - Fillister Head Screw 8-32 x 3/8 inch
Colony Machine
$23.87V-Twin - 37-0916 - Fillister Head Screw 8-32 x 3/8 inchDescriptionFillister head screw measures 8-32 x 3/8" and features a parkerized finish, National Coarse.Sold as a pack of 10. Fits:All...$23.87 -
Out of stock
V-Twin - 37-0915 - Straight Grease Fittings
Colony Machine
$39.85V-Twin - 37-0915 - Straight Grease FittingsDescriptionReplica parkerized straight grease fittings.Sold as a pack of 10. Fits:All modelsAdditional Information OEM No.9851 UOM10 - PK ...$39.85 -
Out of stock
V-Twin - 37-0914 - Round Head Rivets 5/16 inch x 3/4 inch
Colony Machine
$27.87V-Twin - 37-0914 - Round Head Rivets 5/16 inch x 3/4 inchDescriptionReplica parkerized rivets in a pack of 25.5/16" diameter x 3/4" round head rivet. Fits:All modelsAdditional Information OEM No...$27.87 -
Out of stock
V-Twin - 37-0913 - Round Head Rivets 5/16 inch x 9/16 inch
Colony Machine
$27.87V-Twin - 37-0913 - Round Head Rivets 5/16 inch x 9/16 inchDescriptionReplica parkerized rivets in a pack of 25.5/16" diameter x 9/16" round head rivet. Fits:All modelsAdditional Information OEM No...$27.87 -
Out of stock
V-Twin - 37-0912 - Round Head Rivets 1/4 inch x 3/4 inch
Colony Machine
$27.87V-Twin - 37-0912 - Round Head Rivets 1/4 inch x 3/4 inchDescriptionReplica parkerized rivets in a pack of 25.1/4" diameter x 3/4" round head rivet. Fits:All modelsAdditional Information OEM No.8583 ...$27.87 -
Out of stock
V-Twin - 37-0911 - Round Head Rivets 1/4 inch x 9/16 inch
Colony Machine
$27.87V-Twin - 37-0911 - Round Head Rivets 1/4 inch x 9/16 inchDescriptionReplica parkerized rivets in a pack of 25.1/4" diameter x 9/16" round head rivet. Fits:All modelsAdditional Information OEM No...$27.87 -
Out of stock
V-Twin - 37-0910 - Flat Head Rivets 1/4 inch x 9/16 inch
Colony Machine
$27.87V-Twin - 37-0910 - Flat Head Rivets 1/4 inch x 9/16 inchDescriptionReplica parkerized rivets in a pack of 25.1/4" diameter x 9/16" flat head rivet. Fits:All modelsAdditional Information OEM No.8579 ...$27.87 -
Out of stock
V-Twin - 37-0909 - Round Head Rivets 1/4 inch x 7/16 inch
Colony Machine
$27.87V-Twin - 37-0909 - Round Head Rivets 1/4 inch x 7/16 inchDescriptionReplica parkerized rivets in a pack of 25.1/4" diameter x 7/16" round head rivet. Fits:All modelsAdditional Information OEM No...$27.87 -
Out of stock
V-Twin - 37-0908 - Round Head Rivets 1/4 inch x 1/2 inch
Colony Machine
$27.87V-Twin - 37-0908 - Round Head Rivets 1/4 inch x 1/2 inchDescriptionReplica parkerized rivets in a pack of 25.1/4" diameter x 1/2" round head rivet. Fits:All modelsAdditional Information OEM No.8575 ...$27.87 -
Out of stock
V-Twin - 37-0907 - Round Head Rivets 7/32 inch x 9/16 inch
Colony Machine
$27.87V-Twin - 37-0907 - Round Head Rivets 7/32 inch x 9/16 inchDescriptionReplica parkerized rivets in a pack of 25.7/32" diameter x 9/16" round head rivet. Fits:All modelsAdditional Information OEM No...$27.87 -
Out of stock
V-Twin - 37-0906 - Round Head Rivets 3/16 inch x 1 inch
Colony Machine
$27.87V-Twin - 37-0906 - Round Head Rivets 3/16 inch x 1 inchDescriptionReplica parkerized rivets in a pack of 25.3/16" diameter x 1" round head rivet. Fits:All modelsAdditional Information OEM No.8532 ...$27.87 -
V-Twin - 37-0862 - Black Hex Nuts 7/16 inch-20
Colony Machine
$12.30V-Twin - 37-0862 - Black Hex Nuts 7/16 inch-20DescriptionBlack Jam Nuts from Colony motorcycle products have a thread size of 7/16"-20 N.F. x 7/16" x 3/4" and are used for auxiliary spring bracket...$12.30 -
Out of stock
V-Twin - 37-0834R - Round Head Screws 1/4 inch-24 x 5/8 inch
Colony Machine
$13.46V-Twin - 37-0834R - Round Head Screws 1/4 inch-24 x 5/8 inchDescriptionReplica raw round head screws have a thread size of 1/4"-24 x 5/8" long, National Standard. Fits:All modelsAdditional...$13.46 -
V-Twin - 37-0829 - Chrome Hex Nuts 5/16 inch-24
Colony Machine
$18.08V-Twin - 37-0829 - Chrome Hex Nuts 5/16 inch-24DescriptionChrome Hex Nuts from Colony Motorcycle Products will give your motorcycle a nice finishing touch and have a thread size of 5/16"-18 N.F. x...$18.08 -
V-Twin - 37-0828 - Cadmium Lock Washers 5/16 inch
Colony Machine
$11.28V-Twin - 37-0828 - Cadmium Lock Washers 5/16 inchDescriptionCadmium lock washers from Colony are sold in packs of 20 and measure 5/16". Fits:All ModelsAdditional Information OEM No.7040 UOM20 - PK ...$11.28 -
V-Twin - 37-0799 - Split Lock Washers Parkerized 1/2 inch
Colony Machine
$15.72V-Twin - 37-0799 - Split Lock Washers Parkerized 1/2 inch Description 1/2" X 27/32" X 1/16" split lock washers with a parkerized finish, is for use with OEM #7905, 1/2"-20 X 3/8" X 3/4" flex nut. ...$15.72 -
V-Twin - 37-0789 - Parkerized Flat Washers #8
Colony Machine
$13.28V-Twin - 37-0789 - Parkerized Flat Washers #8Description#8 Parkerized Flat Washers. Fits:All ModelsAdditional Information UOM50 - PK ManufacturerColony OriginUSA 2025 Catalog Pages1318$13.28 -
V-Twin - 37-0788 - Parkerized Split Lock Washers 7/16 inch Inner Diameter
Colony Machine
$27.98V-Twin - 37-0788 - Parkerized Split Lock Washers 7/16 inch Inner DiameterDescriptionReplica Parkerized Lock Washers from Colony Motorcycle Parts measure 7/16" X 11/16" X 1/6". Fits:All...$27.98 -
V-Twin - 37-0787 - Parkerized Flat Washers 7/16 inch Inner Diameter
Colony Machine
$23.51V-Twin - 37-0787 - Parkerized Flat Washers 7/16 inch Inner DiameterDescriptionParkerized Flat Washers measure 7/16". Fits:All ModelsAdditional Information UOM100 - PK ManufacturerColony OriginUSA ...$23.51 -
V-Twin - 37-0786 - Parkerized Lock Washers 5/16 inch Inner Diameter
Colony Machine
$23.52V-Twin - 37-0786 - Parkerized Lock Washers 5/16 inch Inner DiameterDescriptionParkerized Lock Washers from Colony Motorcycle Products measure 5/16". Fits:All ModelsAdditional Information UOM100 - PK...$23.52 -
V-Twin - 37-0785 - Parkerized Flat Washers 5/16 inch Inner Diameter
Colony Machine
$25.75V-Twin - 37-0785 - Parkerized Flat Washers 5/16 inch Inner DiameterDescription5/16" PARKERIZED FLAT WASHERS sold by Colony Motorcycle Parts measure 5/16". Fits:All ModelsAdditional Information ...$25.75 -
V-Twin - 37-0784 - Parkerized Split Lock Washers 3/8 inch Inner Diameter
Colony Machine
$17.86V-Twin - 37-0784 - Parkerized Split Lock Washers 3/8 inch Inner DiameterDescriptionParkerized Split Lock Washers from Colony Motorcycle Products measure 3/8" X 13/16" X 1/16". Fits:All...$17.86 -
V-Twin - 37-0783 - Parkerized Flat Washers 3/8 inch Inner Diameter
Colony Machine
$29.62V-Twin - 37-0783 - Parkerized Flat Washers 3/8 inch Inner DiameterDescriptionParkerized Flat Washers from Colony Motorcycle Products measure 3/8". Fits:All ModelsAdditional Information UOM100 - PK ...$29.62 -
V-Twin - 37-0781 - Parkerized Flat Washers #12
Colony Machine
$15.80V-Twin - 37-0781 - Parkerized Flat Washers #12Description#12 Parkerized Flat Washers from Colony Motorcycle Products. Fits:All ModelsAdditional Information UOM50 - PK ManufacturerColony OriginUSA ...$15.80 -
V-Twin - 37-0780 - Parkerized Lock Washers #10
Colony Machine
$13.80V-Twin - 37-0780 - Parkerized Lock Washers #10Description#10 Parkerized Lock Washers from Colony Motorcycle Products. Fits:All ModelsAdditional Information UOM50 - PK ManufacturerColony OriginUSA ...$13.80 -
V-Twin - 37-0779 - Parkerized Flat Washers #10
Colony Machine
$13.28V-Twin - 37-0779 - Parkerized Flat Washers #10Description#10 Parkerized Flat Washers. Fits:All ModelsAdditional Information UOM50 - PK ManufacturerColony OriginUSA 2025 Catalog Pages1318$13.28 -
V-Twin - 37-0778 - Parkerized Lock Washers 1/4 inch Inner Diameter
Colony Machine
$25.27V-Twin - 37-0778 - Parkerized Lock Washers 1/4 inch Inner DiameterDescriptionParkerized Lock Washers from Colony Motorcycle Products measure 1/4". Fits:All ModelsAdditional Information UOM100 - PK ...$25.27 -
V-Twin - 37-0777 - Parkerized Flat Washers 1/4 inch Inner Diameter
Colony Machine
$27.56V-Twin - 37-0777 - Parkerized Flat Washers 1/4 inch Inner DiameterDescriptionParkerized Flat Washers from Colony Motorcycle Products measure 1/4". Fits:All ModelsAdditional Information UOM100 - PK ...$27.56 -
V-Twin - 37-0774 - Hexagon Head Bolts 3/8 inch-16 X 1-3/8 inch
Colony Machine
$23.67V-Twin - 37-0774 - Hexagon Head Bolts 3/8 inch-16 X 1-3/8 inchDescriptionReplica Parkerized Hex Head Bolts from Colony Motorcycle Pro ducts have a thread size of 3/8"-16 x 1 3/8" long, National...$23.67 -
V-Twin - 37-0770 - Hex Head Bolts Parkerized
Colony Machine
$19.26V-Twin - 37-0770 - Hex Head Bolts ParkerizedDescriptionReplica Parkerized Hex Head Bolts from Colony Motorcycle Products have a thread size of 5/16"-24 N.F. x 1". Fits:All ModelsAdditional...$19.26 -
Out of stock
V-Twin - 37-0769 - Hexagon Head Bolts 5/16 inch-24 X 7/8 inch
Colony Machine
$22.30V-Twin - 37-0769 - Hexagon Head Bolts 5/16 inch-24 X 7/8 inchDescriptionReplica Parkerized Hex Head Bolts from Colony Motorcycle Products have a thread size of 5/16-24 x 7/8" long, National Fine...$22.30 -
V-Twin - 37-0768 - Hexagon Head Bolts 5/16 inch-24 X 3/4 inch
Colony Machine
$28.42V-Twin - 37-0768 - Hexagon Head Bolts 5/16 inch-24 X 3/4 inchDescriptionReplica Parkerized Hex Head Bolts from Colony Motorcycle Products have a thread size of 5/16"-24 x 3/4" long, National Fine...$28.42 -
V-Twin - 37-0767 - Oval Countersunk Head Screws 1/4 inch-24 X 13/16 inch
Colony Machine
$19.26V-Twin - 37-0767 - Oval Countersunk Head Screws 1/4 inch-24 X 13/16 inchDescriptionReplica Parkerized Oval Countersunk Head Screws from Colony Motorcycle Products measure 1/4"-24 x 13/16" long...$19.26 -
V-Twin - 37-0766 - Oval Countersunk Head Screws 1/4 inch-24 X 1-1/8 inch
Colony Machine
$19.26V-Twin - 37-0766 - Oval Countersunk Head Screws 1/4 inch-24 X 1-1/8 inchDescriptionReplica Parkerized Oval Countersunk Head Screws from Colony Motorcycle Products measure 1/4"-24 x 1-1/8" long,...$19.26 -
V-Twin - 37-0765 - Hexagon Head Bolts 1/4 inch-24 X 3/4 inch
Colony Machine
$23.78V-Twin - 37-0765 - Hexagon Head Bolts 1/4 inch-24 X 3/4 inchDescriptionReplica Parkerized Hex Head Bolts from Colony Motorcycle Products have a thread size of 1/4"-24 x 3/4" long, National Standard...$23.78 -
V-Twin - 37-0764 - Round Head Screws 1/4 inch-24 X 5/8 inch
Colony Machine
$21.52V-Twin - 37-0764 - Round Head Screws 1/4 inch-24 X 5/8 inchDescriptionReplica Chrome Round Head Screws from Colony Motorcycle Products have a thread size of 1/4"-24 X 5/8" long, National Standard...$21.52 -
V-Twin - 37-0763 - Round Head Screws 1/4 inch-24 X 5/8 inch
Colony Machine
$19.26V-Twin - 37-0763 - Round Head Screws 1/4 inch-24 X 5/8 inchDescriptionReplica Parkerized Round Head Screws from Colony Motorcycle Products have a thread size of 1/4"-24 x 5/8" long, National Standard...$19.26 -
V-Twin - 37-0762 - Round Head Screws 1/4 inch-24 X 1/2 inch
Colony Machine
$19.26V-Twin - 37-0762 - Round Head Screws 1/4 inch-24 X 1/2 inchDescriptionReplica Parkerized Round Head Screws from Colony Motorcycle Parts have a thread size of 1/4"-24 x 1/2" long, National Standard...$19.26 -
V-Twin - 37-0761 - Round Head Screws
Colony Machine
$19.26V-Twin - 37-0761 - Round Head ScrewsDescriptionParkerized round head screws have a thread size of 1/4"-24 NS x 7/16". Fits:All ModelsAdditional Information OEM No.2756 UOM5 - PK ManufacturerColony...$19.26 -
V-Twin - 37-0760 - Oval Countersunk Head Screw 12-24 X 1/2 inch
Colony Machine
$20.26V-Twin - 37-0760 - Oval Countersunk Head Screw 12-24 X 1/2 inchDescriptionReplica Parkerized Oval Countersunk Head Screw from Colony Motorcycle Products measure 12-24 x 1/2" long, National Coarse...$20.26
Colony Machine – Harley Davidson Hardware Kits, Fasteners & Restoration Components
Colony Machine has been a leading supplier of Harley Davidson hardware and fastener kits for decades, earning a strong reputation among builders, mechanics and restoration experts. Every component is produced with strict quality control, offering precise fitment that replicates or improves upon original factory hardware. Their large catalog includes bolt assortments, acorn nuts, engine studs, brake hardware, pulley mount kits and many other Harley specific fasteners, making them a top choice for riders who want dependable components that install easily and stand up to long term use.
The brand supports a wide range of Harley platforms including Twin Cam, Milwaukee Eight, Sportster, Shovelhead, Panhead, Evolution and classic K model engines. Popular offerings include primary cover bolt kits, rocker cover bolts, rear pulley hardware, exhaust stud and nut sets, magnetic oil tank drain plugs, gas tank mount kits and head bolt sets. Riders can choose from chrome, cadmium or parkerized finishes to match a period correct restoration or upgrade to a cleaner, more polished look. Their consistent sizing and machining accuracy make them a trusted option for avoiding alignment issues and ensuring proper torque across all components.
Colony Machine products are especially valuable for restoration, repair, and long term maintenance because they remove the uncertainty that comes with old or mismatched hardware. Their emphasis on material strength, thread precision, and manufacturing consistency ensures secure installation whether you are rebuilding a Shovelhead top end, replacing a Sportster rocker shaft plug or updating a touring bike primary cover. With thousands of Harley dedicated fasteners available, Colony remains one of the most reliable sources for high quality hardware that keeps motorcycles running strong and looking factory correct.