Frames / Rolling Chassis
Demon’s Cycle specializes in frames and rolling chassis for Harley and Harley style engines. We offer a great selection of quality custom frames in rigid, softail, bobber and pro-street styles. Width of our frames varies from stock to 330 wide. We accommodate Big Twin motors and Harley Sportster engines.
If you are looking to build a fully custom motorcycle, Demon’s rolling chassis is a great way to start the project right. Select your frame style: Bobber, chopper, prostreet, softail or rigid and then select the style of rims and front end of the rolling chassis. We have many great choices of rolling chassis starting at very basic and going all the way to a very fancy chopper. You can see some examples of motorcycles built on Demon’s rolling chassis in the ads and in our gallery.
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Softail ProStreet Pointed 300 RSD Frame for Harley-Davidson Evo Motor
$1,900.00
300 Wide Drop-Seat
RSD Softail Prostreet FrameNice Pro-Street Drop-Seat Softail frame .
Brand new first quality Frame with MSO.
This USA made wide tire frame
FITS FAT TIRE 300
RIGHT SIDE DRIVEWILL FIT 330 TIRE WITH CHAIN DRIVEHEAVY DUTY FRAMESpecical Features include:
45 Degree Rake.
4" Stretch on Back Bone.
0" Stetch on Single Downtube.
Single Heavy Duty Downtube.
CNC Milled motor mount.
TIG welded at major points.
MIG welded on our new precision frame fixtures for accurate location & fitment.
Accepts any Harley-Davidson Evolution motor 88"-135".
Motor mounts.
Rear axle and plates included.accepts any Harley-Davidson Evo Big Twin engine except Twin Cam 88
included rear axle, pivot bolts and hardware.
Frame includes a Manufacturer s Statement of Origin (MSO) for registration
(will be shipped separately for safety).
$3499 Retail.Retail:$3499
plus tax.
Made in USA!Demon's Cycle custom pro-street built on a same frame.
Demon's Cycle custom pro-street built on a same frame.
Demon's Cycle custom pro-street built on a similar frame.Learn More -
Softail Bobber 250 Custom Rolling Chassis for Harley Evolution Motors
$1,599.99Custom Bobber Springer Rolling Chassis
250 Chopper KitWITH
'60 SPOKES'
CHROME CHOPPER RIMS
with BILLET HUBSAll New High Line Show Quality Custom Parts
List of parts included in this kit:
This is not a backyard package. This is top of the line stuff!'FAT DADDY' Wide 250mm Left Side Drive (LSD) Softail Style Frame
SpecialFeatures include:
38 Degree Rake.
4 " Stretch on back bone
2 " Down tube stretch1" offset transmission.
Swingarm for wide rear wheel
(250mm fat tire).
Motor mount.
TIG / MIG welded at major points.
MIG welded on our new precision frame fixtures for accurate location & fitment.PrimedFrame comes with rear axle, swingarm, pivot arm and MSO.
Built for Harley-Davidson Evolution motor or any cutom Evo-style motors.
Retail: $2210'60 Spoke'
Chrome with Billet Hub 18" x 8.5" Rear Wheel
Will fit 250 Tire
$1050 Retail'60 Spoke'
Chrome with Billet Hub Front 21" x 2.15" Wheel
$850 RetailFully Chromed Custom 2" Over Springer Front End wITH sHOCK.
Triple plated chrome.
Accepts Late Model Left or Right Side Brakes, and Wheels with 3/4" - Diameter Axles.
The reinforced top and bottom trees reduce flex and improve handling.
TIG welded alloy steel construction for strength and durability.
Kit includes: main spring, fork leg, neck, top nut, crown nut, rocker assemblies with brass bushings and top top clamp for Glyde style risers and axle.
$1999 RetailTotal Retail:$6,109.00 plus tax.
You are getting all of the parts listed above.
You are buying a $6.1K rolling chopper chassis. Don't miss out on our deal!All our Big Twin rolling chassis will fit 84-99 Evo style H-D engine, Ultima engine, S&S engine, RevTech engine, Merch engines, Patric engines and and and all Evo styles.
You can also fit a Shovelhead engine with no problems, Twin Cam engines can easy be custom fitted with a Twin Cam adapter plate that we also offer in our listing.
Thanks, and have fun building your dream bike.

















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Custom motorcycle built by Demon's Cycle on similar cahassis -
Pro-Street 300 Custom Frame for Harley-Davidson Sportster Motor
$1,149.99
300 Custom Pro-Street Frame'300' Wide Prostreet Frame
with MSOGreat Custom Look!Frame is made to accept Harley-Davidson Sportster motors 1986-2003Accepts Wide 300-series tire
Full TIG weldingRight Side Drive
3/4"- diameter rear axle
38 degree rake
6" Out Stretch
2" Up Stretch
Built-in transmission plate.
Comes with rear axle and axle coversMade in USA







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200 Pro-Street Drop Seat Rolling Chassis for Harley-Davidson Sportster Engine
$2,222.22
Custom Pro-Street Rolling Chassis
200 Radical Kit for Harley Sportster EnginesWITH
'48 Fat Spokes' Chrome Chopper Rims with Billet HubsList of parts included in this kit:
Rigid Prostreet 200 Frame
for Harley-Davidson Sportster MotorAwesome 200 Pro-Street!
High-quality frame accommodates Sportster XL engine. Neck has 40° rake and no stretch in the front down tubes, and comes with an axle.Accepts Super-Wide 200-series tire
Full TIG welding
3/4"- diameter rear axle
38 degree rake
6" Out Stretch
2" Up StretchComes with rear axle.
Fits 200 tire.
Frame includes a Manufacturer s Statement of Origin (MSO) for registration
Notice! For safety reasons we ship MSO separately from the frame.
The purchaser of the frame should email us with the VIN # found on the frame
and his mailing address. We will ship the MSO immediately upon this conformation.Made in USA
Retail: $2999'48 Fat Spokes'
Chrome Rim with Chrome Billet Hub 18" x 5.5" Rear Wheel
Will fit 200 Tire
$1200 Retail'48 Fat Spokes'
Chrome Rim with Chrome Billet Hub 21" x 2.15" Front Wheel
$900 RetailChrome Billet Front End with Billet Aluminum Chromed Triple Trees
$1999 RetailYou are buying a $8.6K prostreet rolling chassis for a fraction of the cost. Don't miss out on our deal!













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200 Pro-Street Drop Seat Rolling Chassis for Harley-Davidson Sportster Engine Complete Kit
$2,555.55
Custom Pro-Street Rolling Chassis
200 Radical Kit for Harley Sportster EnginesWITH
'48 Fat Spokes' Chrome Chopper Rims with Billet HubsList of parts included in this kit:
Rigid Prostreet 200 Frame
for Harley-Davidson Sportster MotorAwesome 200 Pro-Street!
High-quality frame accommodates Sportster XL engine. Neck has 40° rake and no stretch in the front down tubes, and comes with an axle.Accepts Super-Wide 200-series tire
Full TIG welding
3/4"- diameter rear axle
38 degree rake
6" Out Stretch
2" Up StretchComes with rear axle.
Fits 200 tire.
Frame includes a Manufacturer s Statement of Origin (MSO) for registration
Notice! For safety reasons we ship MSO separately from the frame.
The purchaser of the frame should email us with the VIN # found on the frame
and his mailing address. We will ship the MSO immediately upon this conformation.Made in USA
Retail: $2999'48 Fat Spokes'
Chrome Rim with Chrome Billet Hub 18" x 5.5" Rear Wheel
Will fit 200 Tire
$1200 Retail'48 Fat Spokes'
Chrome Rim with Chrome Billet Hub 21" x 2.15" Front Wheel
$900 RetailChrome Billet Front End with Billet Aluminum Chromed Triple Trees
$1999 Retail5" Stretched Gas Tank with Hot Match Pop-Up Cap
$610 Retail8" Chrome T-Bars With Blinkers$300 RetailChrome 4 band Forward Controls$650 RetailTotal Retail:$8658.00 plus tax.
You are getting all of the parts listed above.
You are buying a $8.6K prostreet rolling chassis for a fraction of the cost. Don't miss out on our deal!
















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Pro-Street 200 Custom Frame for Harley-Davidson Sportster Motor
$1,049.99
200 Custom Pro-Street Frame'200' Wide Prostreet Frame
with MSOGreat Custom Look!Frame is made to accept Harley-Davidson Sportster motors 1986-2003Accepts Wide 200-series tire
Full TIG weldingRight Side Drive
3/4"- diameter rear axle
38 degree rake
6" Out Stretch
2" Up Stretch
Built-in transmission plate.
Comes with rear axle and axle coversMade in USA







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Pro-Street 250 Dropseat Custom Rigid Frame for Harley-Davidson Evo Motor
$1,199.99250 Custom Pro-Street Frame
'250' Wide Prostreet Frame
with PaperworkGreat Custom Look!Frame is made to accept Harley-Davidson Evolution motor or any custom Evo-style motors.
Accepts Wide 250-series tire
Full TIG welding
1"- diameter rear axle
38° degree rake
6" Out Stretch
2" Up Stretch
1-3/4" and 1-3/8" tubes
Left Side Drive
Adjustable transmission plate.
Bilet aluminum axle covers.
Comes with rear axle.Made in USA








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250 Pro-Street Rolling Chassis for Harley-Davidson Evo Engine
$2,300.00250 Wide Drop-Seat
LSD ProStreet Frame"Extreme Euro Design"True Custom!Nice Pro-Street Drop-Seat Rigid frame.
Brand new first quality Frame.
This USA made wide tire frame
FITS FAT TIRE 250LEFT SIDE DRIVE
HEAVY DUTY FRAMESpecial Features include:
38° Degree Rake.
6" Stretch on Back Bone.
2" Stretch on Single Downtube.
Single Heavy Duty Downtube.
1-3/4" - 1-3/8" tube with 156 wall.
CNC Milled motor mount.
TIG welded at major points.
MIG welded on our new precision frame fixtures for accurate location & fitment.
Accepts any Harley-Davidson Evolution motor 80"-135".
Motor mounts.Billet axle covers
1" Rear axle included.accepts any Harley-Davidson Evo Big Twin engine except Twin Cam 88
included rear axle, custom battery tray, oil tank, chrome oil cap.
Frame includes paperwork for registration
(will be shipped separately for safety).
$2999 Retail.'48 Spoke'
Black with Billet Hub 18" x 8.5" Rear Wheel
Will fit 250 Tire
$999 Retail'48Spoke'
Black with Billet Hub Front 21" x 2.15" Wheel
$799 RetailBlack Billet Front End (Custom Style)
Stock length, 3 degree rake, Includes front axle.
$1999 RetailTotal Retail:$6796.00 plus tax.
You are getting all of the parts listed above.
You are buying a $6.8K prostreet rolling chassis. Don't miss out on our deal!All our Big Twin rolling chassis will fit 84-99 Evo style H-D engine, Ultima engine, S&S engine, RevTech engine, Merch engines, Patric engines and and and all Evo styles.
You can also fit a Shovelhead engine with no problems, Twin Cam engines can easy be custom fitted with a Twin Cam adapter plate that we also offer in our listing.
Thanks, and have fun building your dream bike.
Learn More
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250 Pro-Street Rolling Chassis for Harley-Davidson Evo Engine
$2,495.99Custom Pro-Street
Rolling Chassis
250 Radical Kit for Harley Evo-Style EngineWITH
'Mammoth' 48 Fat Spokes Black Custom Rims with Billet HubsList of parts included in this kit:
'250' Wide Prostreet Frame
with PaperworkGreat Custom Look!Frame is made to accept Harley-Davidson Evolution motor or any custom Evo-style motors.
Accepts Super-Wide 250-series tire
Full TIG welding
1"- diameter rear axle
38 degree rake
6" Stretch on Backbone
2" Stretch on Single Down Tube
Left Side Drive
Built-in transmission plate.
Comes with rear axle.Made in USA
Built for Harley-Davidson Evolution motor, Shovelhed motor and any similar custom engines .
(Paperwork shipped separately for safety)
Retail: $2999Black 48 Fat Spoke 18" x 8.5" Rear Wheel
Will fit 250 Tire
$999 Retail
Black 48 Fat Spoke 21" x 2.15" Front Wheel
$999 Retail2" over stock length, 0 rake Black Billet Front End with Billet Aluminum Black Triple Trees
$1999 Retail14" Black Frisco Bars
$600 Retail
2" Black Spike Risers
$130 Retail
Total Retail:$6996.00 plus tax.
You are getting all of the parts listed above.
You are buying a $7K prostreet rolling chassis. Don't miss out on our deal!All our Big Twin rolling chassis will fit 1984-99 Evo style H-D engine, Ultima engine, S&S engine, RevTech engine, Merch engines, Patric engines and and and all Evo styles.
You can also fit a Shovelhead engine with no problems, Twin Cam engines can easy be custom fitted with a Twin Cam adapter plate that we also offer in our listing.
Thanks, and have fun building your dream bike.









Learn More
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Pro-Street 300 Dropseat Custom Rigid Frame for Harley-Davidson Evo Motor
$1,299.99300 Custom Pro-Street Frame
'300' Wide Prostreet Frame
with PaperworkGreat Custom Look!Frame is made to accept Harley-Davidson Evolution motor or any custom Evo-style motors.
Accepts Wide 300-series tire
Full TIG welding
1"- diameter rear axle
38° degree rake
6" Out Stretch
2" Up Stretch
1-3/4" and 1-3/8" tubes
Left Side Drive
Adjustable transmission plate.
Bilet aluminum axle covers.
Comes with rear axle.Made in USA








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300 Pro-Street Rolling Chassis for Harley-Davidson Evo Engine
$2,400.00300 Wide Drop-Seat
LSD ProStreet Frame"Extreme Euro Design"True Custom!Nice Pro-Street Drop-Seat Rigid frame.
Brand new first quality Frame.
This USA made wide tire frame
FITS FAT TIRE 300LEFT SIDE DRIVE
HEAVY DUTY FRAMESpecial Features include:
38° Degree Rake.
6" Stretch on Back Bone.
2" Stretch on Single Downtube.
Single Heavy Duty Downtube.
1-3/4" - 1-3/8" tube with 156 wall.
CNC Milled motor mount.
TIG welded at major points.
MIG welded on our new precision frame fixtures for accurate location & fitment.
Accepts any Harley-Davidson Evolution motor 80"-135".
Motor mounts.Billet axle covers
1" Rear axle included.accepts any Harley-Davidson Evo Big Twin engine except Twin Cam 88
included rear axle, custom battery tray, oil tank, chrome oil cap.
Frame includes paperwork for registration
(will be shipped separately for safety).
$2999 Retail.'48 Spoke'
Black with Billet Hub 18" x 10.5" Rear Wheel
Will fit 300 Tire
$999 Retail'48Spoke'
Black with Billet Hub Front 21" x 2.15" Wheel
$799 RetailBlack Billet Front End (Custom Style)
Stock length, 3 degree rake, Includes front axle.
$1999 RetailTotal Retail:$6796.00 plus tax.
You are getting all of the parts listed above.
You are buying a $6.8K prostreet rolling chassis. Don't miss out on our deal!All our Big Twin rolling chassis will fit 84-99 Evo style H-D engine, Ultima engine, S&S engine, RevTech engine, Merch engines, Patric engines and and and all Evo styles.
You can also fit a Shovelhead engine with no problems, Twin Cam engines can easy be custom fitted with a Twin Cam adapter plate that we also offer in our listing.
Thanks, and have fun building your dream bike.

Learn More -
300 Pro-Street Rolling Chassis for Harley-Davidson Evo Engine
$2,595.99Custom Pro-Street
Rolling Chassis
300 Radical Kit for Harley Evo-Style EngineWITH
'Mammoth' 48 Fat Spokes Black Custom Rims with Billet HubsList of parts included in this kit:
'300' Wide Prostreet Frame
with PaperworkGreat Custom Look!Frame is made to accept Harley-Davidson Evolution motor or any custom Evo-style motors.
Accepts Super-Wide 300-series tire
Full TIG welding
1"- diameter rear axle
38 degree rake
6" Stretch on Backbone
2" Stretch on Single Down Tube
Left Side Drive
Built-in transmission plate.
Comes with rear axle.Made in USA
Built for Harley-Davidson Evolution motor, Shovelhed motor and any similar custom engines .
(Paperwork shipped separately for safety)
Retail: $2999Black 48 Fat Spoke 18" x 10.5" Rear Wheel
Will fit 300 Tire
$999 Retail
Black 48 Fat Spoke 21" x 2.15" Front Wheel
$999 Retail2" over stock length, 0 rake Black Billet Front End with Billet Aluminum Black Triple Trees
$1999 RetailTotal Retail:$6996.00 plus tax.
You are getting all of the parts listed above.
You are buying a $7K prostreet rolling chassis. Don't miss out on our deal!All our Big Twin rolling chassis will fit 1984-99 Evo style H-D engine, Ultima engine, S&S engine, RevTech engine, Merch engines, Patric engines and and and all Evo styles.
You can also fit a Shovelhead engine with no problems, Twin Cam engines can easy be custom fitted with a Twin Cam adapter plate that we also offer in our listing.
Thanks, and have fun building your dream bike.









Learn More

