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Contact HD Wheels by phone: (818) 887-9065 or email: info@hdwheels.com

Drive Systems and Clutches

Evolution Industries manufacturer of Diamond Tough street or strip ready clutch systems.
Made in USA

Diamond Terminator Clutch



Clutch kits
Stage 1


Increased friction surface area to handle up to 220 horsepower. Machined oil grooves to insure zero slippage with 105% plus more friction area than stock.

Runs in Wet or Dry applications
Diamond Terminator clutch kits include:
- Diamond Tough billet steel drive hub
- Two Sets Of Coil Springs (Light (Yellow) and Performance (Blue))
- Kevlar Diamond Terminator friction plates with tempered steel drive plates.

Recommended primary fluid:
ATF (automatic transmission fluid)
Also compatible with all V-Twin primary fluids exceptm synthetics.


Clutch kits
Series D


Increased friction surface area to handle up to 95 inch motors and still have a soft clutch lever. Machined oil grooves to insure zero slippage with 105% plus more friction area than stock.

Runs in Wet or Dry applications
Diamond Terminator clutch kits include:
- Diamond Tough billet steel drive hub
- Two Sets Of Coil Springs (Light Performance and Performance)
- Kevlar Diamond Terminator friction plates with tempered steel drive plates.

Recommended primary fluid:
ATF (automatic transmission fluid)
Also compatible with all V-Twin primary fluids exceptm synthetics.

Complete Powerdrive



Aluminum clutch basket
with Stage 1 kit for
Big Twins 2006-2012


Aircraft quality ring gear steel, Heated and black oxide finish for extended life. • Hard anodized
clutch basket for increase durability

Available in 46 tooth stock gear and 49 tooth performance gear
Kits include:
Forged 7075 hard anodized aluminum one piece clutch basket with Diamond Terminator Stage 1 clutch kit.
Comes with two sets of pressure plate springs (Yellow for light performance and Blue for high performance).


Aluminum clutch basket
with Stage 1 kit for
Big Twins 1936-2006


Aircraft quality ring gear steel, Heated and black oxide finish for extended life. • Hard anodized
clutch basket for increase durability

Choice of ring gear. 1965-69 and 1970-84E features bolt on ring gear.
10 tooth pinion gear included on 84 tooth easystart clutch baskets.
Kits include:
Forged 7075 hard anodized aluminum one piece clutch basket with Diamond Terminator Stage 1 clutch kit.


Aluminum clutch basket
with Series D kit for
Big Twins 1936-2006


Aircraft quality ring gear steel, Heated and black oxide finish for extended life. • Hard anodized
clutch basket for increase durability

Choice of ring gear. 1965-69 and 1970-84E features bolt on ring gear.
10 tooth pinion gear included on 84 tooth easystart clutch baskets.
Kits include:
Forged 7075 hard anodized aluminum one piece clutch basket with Diamond Terminator Series D clutch kit.
Two sets of diaphragm springs included (Light Performance and Performance).


Aluminum clutch basket
with Stage 1 kit for
Sportster 1991 and late
r


Aircraft quality ring gear steel, Heated and black oxide finish for extended life. Hard anodized
clutch basket for increase durability
Kits include:
Diamond Terminator Stage 1 coil spring clutch assembly.
Complete billet clutch basket.
Steel drive hub.


Aluminum clutch basket
with Series D kit for
Sportster 1991 and late
r


Aircraft quality ring gear steel, Heated and black oxide finish for extended life. Hard anodized
clutch basket for increase durability
Kits include:
Diamond Terminator diaphragm Series D  spring clutch assembly.
Complete billet clutch basket.
Steel drive hub.


Evolution Industries and
Bill Werner complete cluth basket kit for
XR750 (1972 and Up)


Light weight race ready aircraft aluminum drive hub. Kevlar friction plates
Kits include:
Complete basket and clutch

Note: ATF fluid recomended for optimal performance.

Tech tip: When the clutch wear 0.05"you can simply just add a 0.05" steel plate to increase clutch life

Diamond Terminator Billet Clutch Basket



Clutch basket for
Sportster 1991 and late
r


Efficiant power transfer. Less Vibration. Replaceable 78 tooth ring gear. One-piece clutch basket is precision machined from 7075 aluminum and hard anodized.
Accepts Stage 1 or Series D and OEM clutch
Kits include:
Clutch basket

78 tooth ring gear
bearing and snap Ring


2-piece clutch basket for
2006 and later Dyna and
2007-2010 Big Twin


46 (Stock) or 49 (Performance) tooth billet 6061 hard anodized aluminum 2-piece clutch basket.
3 times stronger than stock.
The 49 tooth gear raises RPM to achieve maximum performance eliminating lugging of motor.
Accepts Stage 1 or Series D and OEM clutch
Kits include:
 clutch basket with steel sprocket, ring gear and bearing.

49 tooth kit also include custom primary chain

Note: 49 tooth basket is not compatible with 6th speed indicator light or cruise control models. Can be corrected by using TTS MASTERTUNE


2-piece clutch basket for
2011 and later Big Twin


46 (Stock) or 49 (Performance) tooth billet 6061 hard anodized aluminum 2-piece clutch basket.
3 times stronger than stock.
The 49 tooth gear raises RPM to achieve maximum performance eliminating lugging of motor.
Accepts Stage 1 or Series D and OEM clutch
Kits include:
 clutch basket with steel sprocket and ring gear. (Bearing and snap ring sold separately)

49 tooth kit also include custom primary chain

Note: 49 tooth basket is not compatible with 6th speed indicator light or cruise control models. Can be corrected by using TTS MASTERTUNE


Clutch basket for
1936-2006 Big Twin


Forged 7075 hard anodized aluminum one-piece clutch basket. Choice of ring gear. Accepts Stage 1 or Series D and OEM clutch
Note: 1998-2006 fits 1994-1997 when used with 1998-2006 clutch as an upgrade.
1965-69 and 1970-84E features bolt on ring gear
Kits include:
Clutch basket with bearing and
ring gear,

Note: 10 tooth pinion gear included on 84 tooth Easystart clutch baskets.

Drives




Polished or  Black Stealth
2XL and 3XL belt
drives for 1991 & later Sportsters, includes 6
spring stage 1 terminator clutch


The only left side belt drive for original Sportster.
3XL features 2 upper belt guard rails as shown. 2XL features single rail.
Utilizes clutch cable.
Must be used with forward controls.
Kits include:
Belt drive frame,
8MM 2” or 3” Inch Goodyear belt,
45 tooth engine sprocket,
72 tooth clutch sprocket,
6 spring Diamond Terminator Stage 1 clutch.


Note: Optional show bike hardware kit featuring polished & chromed allen head

Parts



46 and 49 tooth basket sproket and ring gear for
2006 and later Dyna and
2007 and later Big Twin


Stock 46 tooth (1.352 gear ratio) and performance 49 tooth (1.441 Gear ratio). The 49 tooth gear raises RPM to achieve maximum performance eliminating lugging of motor and achieves maximum performance. All are designed to fit stock OEM chain baskets
Kits include:
Sprocket and
ring gear, mounting harware

49 tooth kit also include custom primary chain

Note: 49 tooth basket is not compatible with 6th speed indicator light or cruise control models. Can be corrected by using TTS MASTERTUNE


Power drive diaphragm clutch spring

Power drive diaphragm clutch spring available in light and heavy performance
Kits include:
Spring


Terminator Stage 1 clutch performance red spring

You need it when running bike with 150+ horsepower.
30% stronger than blue springs
Kits include:
Springs



30 tooth compensator sprocket kit for
2006 and later Dyna and
2007 and later Big Twin


30 tooth sprocket changes stock 1.352 gear ratio to 1.5333 gear ratio. Manufactured from aircraft quality heat treated steel. 2 pounds lighter than stock
Kits include:
30 tooth sprocket, Custom primary chain and Easy to follow instructions


Note: Not compatible with 6th speed indicator light. Can be corrected by using TTS MASTERTUNE

Recommends installing a new sprocket bolt whenever sprocket is removed


34 tooth motor sprocket for
2006 and later Dyna and
2007 and later Big Twin


This solid 34 tooth motor sprocket conversion eliminates slippage & noise from compensator Manufactured from 4140 heat treated steel. At 4.770 lbs this sprocket reduces over half the weight (less rotating mass).
Kits include:
34 tooth sprocket


Recommends installing a new sprocket bolt whenever sprocket is removed


Power drive motor sprockets
1936-2006 Big Twin


All sprockets come with a 5/16" offset
Kits include:
Sprocket


Note: Sprockets sold without nut


Diamond Terminator transmission pulley
1985-2012 Big Twin


* Lightweight 1.8 lb 7075 aluminum (OEM Steel is 8.8 Lbs)
* Lightened 4 lb 4140 Steel
(OEM Steel is 8.8 Lbs)
* Smaller transmission pulley gives more low end torque for better acceleration.
* Larger transmission pulley gives lower RPM on top end less vibration for smoother ride.
Kits include:
Sprocket


Note: *1985 thru 2006 Big Twin transmission pulleys do not come with spacer.
*All pulleys through 2006 come complete with lock plate kit.
* When changing to a smaller or larger pulley replacing belt may be required.


Power drive Sportster motor sprockets for race track application

Hard anodized Sportster sprockets are ready for the track in a wide variety of teeth count to handle whatever primary ratios you may want to achieve. Made from 6061 aluminum for strength and weight reduction. Some smaller sprockets do not accommodate a stator & charging system due to it's size reduction.
For race application only
Kits include:
Sprocket



Super 106 tooth starter
ring gear kit for
2006-later Dyna and
2007-later Big Twins


Made from 8620 steel.
Hardened by carburization followed by an oil bath (not a water) quench.
Black oxide finish.
Starter clutch features 20% larger
rollers for stronger and longer starter life
Kits include:
Starter ring gear, Replacement starter clutch and Pinion gear assembly

or

Starter ring gear and Replacement starter clutch

or

Starter ring gear and Pinion gear assembly


Starter ring gear kits for
1965-2006 Big Twins (except 2006 Dyna)


Made from 8620 steel.
Hardened by carburization followed by an oil bath (not a water) quench.
Black oxide finish.
Designed to fit stock OEM and Evolution Industries baskets
Kits include:
Starter ring gear and harware
-
Note: We Recommends changing pinion gear any time the ring gear is replaced.


Starter ring gear conversion kits (66, 84 and 102 tooth)

Made from 8620 steel.
Hardened by carburization followed by an oil bath (not a water) quench.
Black oxide finish.
Designed to fit stock clutch baskets
Kits include:
Starter ring gear, pinion gear and hardware

Note: 84 tooth Easystart conversion kit also include 9 or 10 tooth pinion gear



Starter ring gear and jackshaft conversion kits
(66, 84 and 102 tooth)


Made from 8620 steel.
Hardened by carburization followed by an oil bath (not a water) quench.
Black oxide finish.
Designed to fit stock clutch baskets
Kits include:
Starter ring gear, mounting bolts,
Jackshaft bolt, spring, pinion gear, thrust washer, lock plate, coupling, output shaft coupling, shaft and retaining ring

Note: 84 tooth Easystart conversion kit also include 9 or 10 tooth pinion gear


Pinion gears (9 and 10 tooth)

High strength heat treated steel.
Black oxide coated for longer life.
 Changing pinion gear is recomended whenever changing ring gear or Chain basket.
Kits include:
Pinion gear



Starter jackshaft assembly for OEM ans Evolution 84 tooth convertion

High strength heat treated steel.
Black oxide coated for longer life.
Kits include:
Jackshaft bolt, spring, pinion gear, thrust washer, lock plate, coupling, output shaft coupling, shaft, retaining ring and mounting bolts


Starter motors for 1989 and late Big Twin and Sportster

Chrome Or Black.
Optimize our cranking power when used with compression releases.
20% oversized rollers.
1.4KW, 1.6KW and 1.7KW
Note: Due to the longer body on the 1.7KW the oil spout might have to Be spaced outward for clearance.
Kits include:
Starter
exhaust flanges 

Stainless Steel Exhaust Flange Kit.
Cut from 316 stainless steel
Show Polished
Available in 3 options of hardware: 1) Polished 12 points flange nuts
2) Polished hex flange nuts
3) Black oxide flange nuts. 
Kits include:
2 flanges and 4 nuts
 

Note: Due to various exhaust manufacturers & exhaust styles and bends the 12 point hardware might interfere with socket drive due to tight exhaust bends around the flange.
Chain attitude adjuster for Harley 

Manual Chain attitude adjuster by Baker
Solves the issues associated with the stock auto chain tensioner.

Stock VS. BAKER Attitude Adjuster - Increase torque by 3.42 ft/lbs
- Reduces primary noise
- Improves motor bottom end and inner primary race bearing durability
Kits include:
Attitude Chain Adjuster Kit
Fit 2006-later Dyna
2007-later Softail/Touring


Note:
-
Chain shoe machined from Nylon 66
- Active Plate and Back Support Plate investment cast with 4130 steel
- 28% Finer teeth spacing (compared to 2001-06) for more accurate adjustments
- Chain adjustment method same as 2001-06 style stock ‘L’Bracket’ adjusters.
Final drive sprockets 

Final Power-Drive sprocket
Manufactured from 1045 american steel then heat treated

Show chromed finish, Raw also available

Available in the following tooth counts; 47, 48, 49, 51, 52, 53
Kits include:
120 pitch Regina 530 Z-ring chain
Riveting link
Chrome mounting hardware
0.550" spacer to fit possible offsets


Note:
-
All sprockets have a 2.222" ID to fit 2000 and up wheels.

All parts from kit available for sale

Tools



Transmission main drive
nut tool


Used to remove mainshaft transmission nut, 1/2 inch drive,
One piece design (no welds).
Narrow body massively helps transfer torque accurately to the right spot without having to use a monster impact gun.
Kits include:
Nut tool


Alternator rotor removal and installation tool

This tool is designed for 45 AMP charging systems, also fits most cups with a 2 hole drilled system. Rotor tool will safely pull the rotor free from its magnetic hold. Simply pinch and pull off rotor cup.
Kits include:
Rotot remouval and installation tool


Counter bore tool

Used to counter bore the stock baskets on 2006-later Dyna and 2007-later Big Twins in order to retro-fit Evolution Industries 46 & 49 tooth baskets gear kit
Kits include:
Counter bore tool


Oil filter wrench

One piece construction (no spot welds that snap loose here). The tool
is domed on the inside to contour the oil filter radius. The filter wrench also has a large
cut out in order to clear the crank position sensor on twin cam models.
Kits include:
Oil filter wrench

Rivera Primo Replacment Parts



Available Parts:
- 3 inch belt drive front pulleys.
- Ball milled design front and rear pulley covers.
- Smooth belt driver cover.
-1.25” and 2” front belt drive pulley
(Call for your model specific pulley).

- Early style (1936-1984) baskets
for 1.75”, 2” and 3” belt drives.

- Steel front pulley Inserts
(every offset size available).

- Starter jackshafts for 3” belt drives.
- Starter ring gears
(Call for your model specific pulley).

Made In The U.S.A