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Motorcycle Parts

Custom Motorcycle Parts From Throttle Addiction

At Throttle Addiction, our selection of Harley-Davidson parts, Sportster parts, custom chopper and bobber parts is huge! The Founder and Staff at Throttle Addiction are all motorcycle nuts and possess the knowledge to help you through your motorcycle build or custom parts selection.

Whether you're looking to change your motorcycle grips, install a new set of Biltwell handlebars, or tackle a full Sportster weld on hardtail project, we've got you covered. We carry top brands like S&S, Bassani Exhaust, Biltwell, Saddlemen seats, and Paughco parts, as well as offer our full line of chopper parts made by the Throttle Addiction Brand.

Many of the custom parts we offer are Made in the USA right here in our own manufacturing facility. 

 

Custom Chopper and Bobber Parts by Throttle Addiction

Throttle Addiction is the go-to supplier for custom motorcycle gas tanks, custom motorcycle fenders, and custom handlebars. Many of the motorcycle parts we sell are inspired by vintage choppers and bobbers and are perfect for your classic motorcycle build. We carry a large variety of Harley Sportster parts and Harley Dyna parts.  

If you've ever thought, "how do I customize a motorcycle" you've landed on the right page. Throttle Addiction carries everything to transform your stock motorcycle into something cool and custom. We ship fast and offer the service to back it up.  

 

 

 

  • Throttle Addiction Cam Style Harley Davidson Gas Cap - Vented Throttle Addiction Cam Style Harley Davidson Gas Cap - Vented Throttle Addiction Cam Style Harley Davidson Gas Cap - Vented

    Throttle Addiction

    Cam Style Harley Davidson Gas Cap - Vented

    This vented cam or bayonet-style gas cap fits most custom gas tanks and Harley Davidson gas tanks from 1936-1982.  On stock Harley motorcycles running two separate fuel tanks, this is the right side gas cap. Features: Chrome steel with rubber...

    $14.99
  • Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Whiskey Reserve Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Whiskey Reserve Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Whiskey Reserve

    Throttle Addiction

    Fuel Reserve Bottle - 1.5 Liter - "Whiskey Reserve"

    Peace of mind and some more miles is what our anodized aluminum 1.5 liter fuel bottle gets you. Not only can it dish out confidence, it can make a statement and bring a smile to your face.   Dimensions:  12" tall - from top of cap to base 3.5"...

    $29.99
  • Throttle Addiction Narrow Frisco Sportster Gas Tank Throttle Addiction Narrow Frisco Sportster Gas Tank Throttle Addiction Narrow Frisco Sportster Gas Tank Throttle Addiction Narrow Frisco Sportster Gas Tank Throttle Addiction Narrow Frisco Sportster Gas Tank

    Throttle Addiction

    Narrow Frisco Sportster Gas Tank

    For years, chopper heads have been cutting up and narrowing the classic Harley Sportster tank.  Lowering the tunnel to give it that "Frisco" style was utilized to squeeze every last drop of fuel out.  We've removed all that effort of cutting...

    $199.99
  • Throttle Addiction Throttle Addiction Fuel Reserve Bottle Carrier Throttle Addiction Throttle Addiction Fuel Reserve Bottle Carrier Throttle Addiction Throttle Addiction Fuel Reserve Bottle Carrier Throttle Addiction Throttle Addiction Fuel Reserve Bottle Carrier Throttle Addiction Throttle Addiction Fuel Reserve Bottle Carrier

    Throttle Addiction

    Throttle Addiction Fuel Reserve Bottle Carrier

    You were smart enough to get your hands on one of our Fuel Reserve Bottles, but you don't have a saddle bag (or room in it) to put your extra fuel?  We now offer a way for you to haul that precious go-juice without having to put it in a bag. ...

    $19.99
  • Throttle Addiction Premium 5 Wide Wassell Style Ribbed Fender Throttle Addiction Premium 5 Wide Wassell Style Ribbed Fender Throttle Addiction Premium 5 Wide Wassell Style Ribbed Fender Throttle Addiction Premium 5 Wide Wassell Style Ribbed Fender Throttle Addiction Premium 5 Wide Wassell Style Ribbed Fender

    Throttle Addiction

    Premium 5" Wide Wassell Style Ribbed Fender

    If you're looking for a great alternative to the original Wassell ribbed motorcycle fender, you've found it.  Unlike the thin metal, beat up original found at swap meets, this fender will stand up to your abuse.  It's stamped from 14 gauge...

    $149.99
  • Throttle Addiction Custom Harley Derby Cover Customize Your Own Throttle Addiction Custom Harley Derby Cover Customize Your Own Throttle Addiction Custom Harley Derby Cover Customize Your Own

    Throttle Addiction.

    Custom Harley Derby Cover "Customize Your Own"

    Please read the following: Custom Laser Derby Covers available in Matte, Wrinkled or Gloss Finish. Not available in Chrome.  Choose from the following: A - 1970-1999 Big Twin B - 1994-2003 Sportster C - 2004 & Up Sportster D - 1999-2018...

    $219.99
  • Throttle Addiction 1/4 NPT Petcock - 90 Degree - Black Handle Throttle Addiction 1/4 NPT Petcock - 90 Degree - Black Handle Throttle Addiction 1/4 NPT Petcock - 90 Degree - Black Handle

    Throttle Addiction

    1/4" NPT Petcock - 90 Degree - Black Handle

    1/4" NPT petcock will fit many custom motorcycle gas tanks or other power sports applications.  Male 1/4" national pipe threads with 90 degree outlet barb to fit 1/4" fuel line. 100% made in the USA. Feature: Steel construction with zinc...

    $24.99
  • Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Black Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Black Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Black

    Throttle Addiction

    Fuel Reserve Bottle - 1.5 Liter - Black

    Peace of mind and some more miles is what our anodized aluminum 1.5 liter fuel bottle gets you. This one is as black as it gets and the only thing blasted into it is safety crap. You're welcome, Darth.   Dimensions:  12" tall - from top of cap...

    $29.99
  • Throttle Addiction Inline Motorcycle Fuel Filter

    Throttle Addiction

    Inline Motorcycle Fuel Filter

    These small, compact inline fuel filters work great for ridding your gas of any debris, rust, or dirt prior to hitting the carb.  Their small design and clear plastic construction won't attract much attention to them, which is just how we want it...

    $4.99
  • Drag Specialties SAE 60 Motorcycle Oil

    Drag Specialties

    SAE 60 Motorcycle Oil

    SAE 60 motorcycle oil for V-twin engines from Drag Specialties Recommended for Pre-Evolution® V-Twin engines when ambient temperature is between 80°F and 100°F Outstanding protection for engine cold starting Special additives provide...

    $10.95
  • Throttle Addiction Frisco Sportster Peanut Gas Tank Throttle Addiction Frisco Sportster Peanut Gas Tank Throttle Addiction Frisco Sportster Peanut Gas Tank Throttle Addiction Frisco Sportster Peanut Gas Tank Throttle Addiction Frisco Sportster Peanut Gas Tank

    Throttle Addiction

    Frisco Sportster Peanut Gas Tank

    This classic Sportster gas tank has been set up with a low "Frisco" tunnel to maximize fuel capacity and sit high and stylish on the backbone. Commonly refered to as a Peanut Tank,  It will give your chopper or bobber a custom look but still carry...

    $149.99
  • Throttle Addiction Wassell Peanut Gas Tank - Mid Tunnel Throttle Addiction Wassell Peanut Gas Tank - Mid Tunnel Throttle Addiction Wassell Peanut Gas Tank - Mid Tunnel Throttle Addiction Wassell Peanut Gas Tank - Mid Tunnel Throttle Addiction Wassell Peanut Gas Tank - Mid Tunnel

    Throttle Addiction

    Wassell Peanut Gas Tank - Mid Tunnel

    The mid-tunnel Wassell style peanut tank is the happy medium between our Frisco Wassell gas tank and our Deep Tunnel Wassell gas tank.  It’s like the Goldilocks of gas tanks:  not too high, not too deep, it sits just right.  This...

    $179.99
  • Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Blue Ribbon Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Blue Ribbon Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Blue Ribbon Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Blue Ribbon

    Throttle Addiction

    Fuel Reserve Bottle - 1.5 Liter - "Blue Ribbon"

    Peace of mind and some more miles is what our anodized aluminum 1.5 liter fuel bottle gets you. Not only can it dish out confidence, it can make a statement and bring a smile to your face.   Dimensions:  12" tall - from top of cap to base 3.5"...

    $29.99
  • Throttle Addiction Narrow Wassell Gas Tank Throttle Addiction Narrow Wassell Gas Tank Throttle Addiction Narrow Wassell Gas Tank Throttle Addiction Narrow Wassell Gas Tank Throttle Addiction Narrow Wassell Gas Tank

    Throttle Addiction

    Narrow Wassell Gas Tank

    This unique gas tank starts with the same shells we use for our other Wassell inspired gas tanks, then we narrowed it 1” before the halves were welded together.  It’s a unique tank that is perfect for Triumphs, XS 650s or even Sportsters...

    $179.99
  • Throttle Addiction Custom Harley Derby Cover 131 Throttle Addiction Custom Harley Derby Cover 131 Throttle Addiction Custom Harley Derby Cover 131

    Throttle Addiction

    Custom Harley Derby Cover "131"

    Please check the guide in the photos to help assist you in your cover choice.  Custom Laser Derby Cover "131" available in Matte Black, Gloss Black and Wrinkle Black finishes. Not available in chrome.   D - 1999-2018 Big Twin (Excludes...

    $139.99
  • Throttle Addiction Throttle Addiction Rabbit Ear Handlebars - Chrome Throttle Addiction Throttle Addiction Rabbit Ear Handlebars - Chrome Throttle Addiction Throttle Addiction Rabbit Ear Handlebars - Chrome Throttle Addiction Throttle Addiction Rabbit Ear Handlebars - Chrome Throttle Addiction Throttle Addiction Rabbit Ear Handlebars - Chrome

    Throttle Addiction

    Throttle Addiction Rabbit Ear Handlebars - Chrome

    Classic style rabbit ear pull back handlebars give you a tight comfortable grip on your bike.  They look great on long raked out choppers or stock rake motorcycles.  The rabbit bar handlebars will put you in a comfortable relaxed riding...

    $109.99
  • Throttle Addiction Stock Sportster Gas Tank Shell Throttle Addiction Stock Sportster Gas Tank Shell Throttle Addiction Stock Sportster Gas Tank Shell Throttle Addiction Stock Sportster Gas Tank Shell

    Throttle Addiction

    Stock Sportster Gas Tank Shell

    This Sportster gas tank shell is a great start to a custom gas tank fabrication project. This is the same size as the stock Sportster shells of the '90s and early 2000 models. Don’t waste your time cutting up an old Harley Sportster tank. ...

    $79.99
  • Throttle Addiction Frisco Wassell Peanut Style Gas Tank Throttle Addiction Frisco Wassell Peanut Style Gas Tank Throttle Addiction Frisco Wassell Peanut Style Gas Tank Throttle Addiction Frisco Wassell Peanut Style Gas Tank Throttle Addiction Frisco Wassell Peanut Style Gas Tank

    Throttle Addiction

    Frisco Wassell Peanut Style Gas Tank

    This tank has a classic Wassell shape with a Frisco tunnel.  It sits high and level with your frame backbone.  Features: Undrilled mounting tabs Bungs for two 1/4" NPT petcocks Measurements: 2.3 gal capacity 14.5" long x 9" wide x 7.5" tall...

    $189.99
  • Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Filler-Up Low Life Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Filler-Up Low Life Throttle Addiction Fuel Reserve Bottle - 1.5 Liter - Filler-Up Low Life

    Throttle Addiction

    Fuel Reserve Bottle - 1.5 Liter - "Filler-Up Low Life"

    Peace of mind and some more miles is what our anodized aluminum 1.5 liter fuel bottle gets you. Not only can it dish out confidence, it can make a statement and bring a smile to your face.   Dimensions:  12" tall - from top of cap to base 3.5"...

    $29.99
  • Throttle Addiction Finned Spark Plug Caps - Black

    Throttle Addiction

    Finned Spark Plug Caps - Black

    These slick little spark plug boots offer something different for an often overlooked part.  The finned details catch the eye and ensure jealousy.  The kit includes terminal and plug boots, as well as metal terminals.  Pair with...

    $12.99
  • Throttle Addiction 1/4 Clear Fuel Line

    Throttle Addiction

    1/4" Clear Fuel Line

    High quality 1/4” clear polyurethane fuel line will look great on your chopper.  Designed for modern ethanol gas to resist fading or break down.  Packaged in pre-cut 3 ft lengths. Measurements: 3’ long ¼”...

    $6.99
  • Throttle Addiction Custom Frisco Sporty Gas Tank Throttle Addiction Custom Frisco Sporty Gas Tank Throttle Addiction Custom Frisco Sporty Gas Tank Throttle Addiction Custom Frisco Sporty Gas Tank Throttle Addiction Custom Frisco Sporty Gas Tank

    Throttle Addiction

    Custom Frisco Sporty Gas Tank

    This Frisco Sportster gas tank has the classic Sportster shape with the custom features you want.  It has a Frisco bottom low tunnel mount paired with an offset gas cap and rear petcock bung for max fuel capacity.  We also took the time to...

    $199.99
  • Throttle Addiction Deluxe Evolution Sportster Hardtail Kit 1982-2003 Throttle Addiction Deluxe Evolution Sportster Hardtail Kit 1982-2003 Throttle Addiction Deluxe Evolution Sportster Hardtail Kit 1982-2003 Throttle Addiction Deluxe Evolution Sportster Hardtail Kit 1982-2003 Throttle Addiction Deluxe Evolution Sportster Hardtail Kit 1982-2003

    Throttle Addiction

    Deluxe Evolution Sportster Hardtail Kit 1982-2003

    Our Throttle Addiction weld on Sportster hard tail kit will transform you stock swing arm evolution Sportster into a hard tail chopper in minimal time. The hardtail kit is designed to fit 1982-2003 Harley Davidson Sportsters.  It is constructed from...

    $1,299.99 - $1,619.98
  • Throttle Addiction Flanders Style Motorcycle Risers - 6 Throttle Addiction Flanders Style Motorcycle Risers - 6 Throttle Addiction Flanders Style Motorcycle Risers - 6 Throttle Addiction Flanders Style Motorcycle Risers - 6 Throttle Addiction Flanders Style Motorcycle Risers - 6

    Throttle Addiction

    Flanders Style Motorcycle Risers - 6"

    Throttle Addiction Flanders style risers are constructed from cast stainless steel and polished to a mirror shine.  These require ½” X 20 TPI mounting bolts and work with 1" handlebars. Specs: Stainless steel 6” rise to...

    $119.99
  • Throttle Addiction Finned Spark Plug Caps - Ivory

    Throttle Addiction

    Finned Spark Plug Caps - Ivory

    These slick little spark plug boots from Add On Inc. offer something different for an often overlooked part.  The finned details are sure to stand out. The kit includes terminal and plug boots, as well as metal terminals.  Pair with...

    $12.99
  • Throttle Addiction 1/4 NPT Petcock - Straight - 180 Degree - Black Handle Throttle Addiction 1/4 NPT Petcock - Straight - 180 Degree - Black Handle

    Throttle Addiction

    1/4" NPT Petcock - Straight - 180 Degree - Black Handle

    1/4" NPT petcock will fit many custom motorcycle gas tanks, or other power sports applications.  Male 1/4" national pipe threads with straight outlet barb to fit 1/4" fuel line. 100% made in the USA. Feature: Steel construction with zinc...

    $24.99
  • Throttle Addiction Leather Washers - 5 pack - 1 with 5/16 Center

    Throttle Addiction

    Leather Washers - 5 pack - 1" with 5/16" Center

    Grab a pack of these leather washers for your next custom install. Save yourself from scratches when putting on your freshly painted tins or just use them to give your bike a special finished look. 1" diameter with a 5/16" center opening.  Made...

    $5.99
  • Throttle Addiction Flanders Style Motorcycle - Risers - 2.5 Throttle Addiction Flanders Style Motorcycle - Risers - 2.5 Throttle Addiction Flanders Style Motorcycle - Risers - 2.5 Throttle Addiction Flanders Style Motorcycle - Risers - 2.5 Throttle Addiction Flanders Style Motorcycle - Risers - 2.5

    Throttle Addiction

    Flanders Style Motorcycle - Risers - 2.5"

    Throttle Addiction Flanders style risers are constructed from cast stainless steel and polished to a mirror shine.  These require ½” X 20 TPI mounting bolts and work with 1" handlebars. Specs: Stainless steel 2.5” rise to...

    $119.99
  • Throttle Addiction Frisco Flat Tunnel Tank Base Throttle Addiction Frisco Flat Tunnel Tank Base

    Throttle Addiction

    Frisco Flat Tunnel Tank Base

    This flat tunnel base makes Frisco mounting any tank a snap!  Cut to suit and weld to your custom tank or one of our sporty tank shells. Measurements: 17 3/4" x 11 3/8" 14 gauge mild steel Tunnel is 2" wide x 1" deep

    $37.99