Alto Products
Alto Products delivers premium motorcycle clutch plates, friction sets and installation components built for precision, durability and smooth engagement. Trusted by riders and builders worldwide, Alto ensures long-lasting performance and reliable power transfer for every ride. From standard replacements to performance upgrades, Alto clutch components keep your Harley-Davidson or custom bike operating at its best. Upgrade with Alto for smooth shifting and consistent drivetrain reliability.
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V-Twin - 18-8290 - Diaphragm Clutch Spring
Alto Products
MSRP: $69.83$62.85V-Twin - 18-8290 - Diaphragm Clutch SpringDescriptionDiaphragm clutch spring. Fits:FLST 1986-1990FXST 1985-1990FXR 1984-1990FLT 1985-1990Additional Information OEM No.37875-86A UOM1 - EA ...MSRP: $69.83$62.85 -
V-Twin - 18-8288 - Red Eagle Steel Clutch Plate
Alto Products
MSRP: $27.16$25.39V-Twin - 18-8288 - Red Eagle Steel Clutch PlateDescriptionRed eagle smooth steel clutch plate. Fits:FX 1971-1984FL 1941-1984Additional Information OEM No.37975-81 UOM1 - EA ManufacturerAlto ...MSRP: $27.16$25.39 -
V-Twin - 18-8287 - Red Eagle Clutch Plate with Rattler
Alto Products
$40.09V-Twin - 18-8287 - Red Eagle Clutch Plate with RattlerDescriptionRed eagle steel clutch plate with rattler. Fits:FX 1971-1984FL 1947-1967Additional Information UOM1 - EA ManufacturerAlto OriginUSA...$40.09 -
V-Twin - 18-8284 - Steel Plate Clutch Set
Alto Products
MSRP: $81.45$79.41V-Twin - 18-8284 - Steel Plate Clutch SetDescriptionSteel plate 8 piece clutch set. Fits:XL 1971-1983Additional Information UOM1 - SET ManufacturerAlto OriginUSA 2025 Catalog Pages881MSRP: $81.45$79.41 -
V-Twin - 18-8283 - Steel Plate Clutch Set
Alto Products
MSRP: $74.90$67.41V-Twin - 18-8283 - Steel Plate Clutch SetDescriptionSteel plate clutch set.Sold as a set of 7. Fits:XL 1957-1970Additional Information UOM1 - SET ManufacturerAlto OriginUSA 2025 Catalog Pages881MSRP: $74.90$67.41 -
V-Twin - 18-8281 - Red Eagle Alto Clutch Set
Alto Products
MSRP: $63.17$63.08V-Twin - 18-8281 - Red Eagle Alto Clutch SetDescriptionRed eagle alto clutch set.Sold as a 6 piece set. Fits:FLST 1986-1990FXST 1985-1990FXR 1985-1990FLT 1985-1990Additional Information UOM1 - SET ...MSRP: $63.17$63.08 -
V-Twin - 18-8280 - Kevlar Alto Clutch Set
Alto Products
$89.23V-Twin - 18-8280 - Kevlar Alto Clutch SetDescriptionKevlar alto clutch set.Sold as a 5 piece set. Fits:FX 1971-1984FL 1968-1984Additional Information OEM No.37930-68 UOM1 - SET ManufacturerAlto ...$89.23 -
Out of stock
V-Twin - 18-8279 - Red Eagle Alto Clutch Set
Alto Products
MSRP: $71.57$65.91V-Twin - 18-8279 - Red Eagle Alto Clutch SetDescriptionRed eagle alto clutch set.Sold as a 5 piece set. Fits:FX 1971-1984FL 1968-1984Additional Information OEM No.37930-68 UOM1 - SET ...MSRP: $71.57$65.91 -
V-Twin - 18-8277 - Red Eagle Alto Clutch Set
Alto Products
MSRP: $64.83$63.01V-Twin - 18-8277 - Red Eagle Alto Clutch SetDescriptionRed eagle alto clutch set. Requires extra steel plate.Sold as a 4 piece set. Fits:FL 1941-1967Additional Information UOM1 - SET ...MSRP: $64.83$63.01 -
V-Twin - 18-8276 - Red Eagle Alto Clutch Set
Alto Products
MSRP: $90.68$88.41V-Twin - 18-8276 - Red Eagle Alto Clutch SetDescriptionRed eagle alto clutch set.Sold as an 8 piece set. Fits:FLT 1991-1997XL 1991-2020FXST 1991-1997FXD 1991-1997FXR 1991-1994FLST 1991-1997Additional...MSRP: $90.68$88.41 -
V-Twin - 18-8275 - Red Eagle Alto Clutch Set
Alto Products
$89.91V-Twin - 18-8275 - Red Eagle Alto Clutch SetDescriptionRed eagle alto clutch set has seven pieces. Fits:XL 1984-1990Additional Information UOM1 - SET ManufacturerAlto OriginUSA 2025 Catalog...$89.91 -
V-Twin - 18-8274 - Red Eagle Alto Outer Drive Clutch Plate
Alto Products
MSRP: $23.53$21.99V-Twin - 18-8274 - Red Eagle Alto Outer Drive Clutch PlateDescriptionRed eagle alto outer drive clutch plate only. Fits:XL 1971-1983Additional Information OEM No.37987-71 UOM1 - EA ...MSRP: $23.53$21.99 -
V-Twin - 18-8273 - Alto Kevlar Clutch Set
Alto Products
MSRP: $122.78$116.88V-Twin - 18-8273 - Alto Kevlar Clutch SetDescriptionKevlar alto clutch set features plates that are bonded to steel.Sold as a 8 piece set. Fits:XL 1971-1983Additional Information UOM1 - SET ...MSRP: $122.78$116.88 -
V-Twin - 18-8272 - Red Eagle Alto Clutch Set
Alto Products
$83.91V-Twin - 18-8272 - Red Eagle Alto Clutch SetDescriptionRed eagle alto clutch set bonded to steel.Sold as a 7 piece set. Fits:XL 1971-1983Additional Information UOM1 - SET ManufacturerAlto ...$83.91 -
V-Twin - 18-8271 - Red Eagle Alto Clutch Set
Alto Products
MSRP: $81.37$79.33V-Twin - 18-8271 - Red Eagle Alto Clutch SetDescriptionRed Eagle Alto clutch set is bonded to steel.Will work for wet or dry clutch. Sold as a 7 piece set. Fits:XL 1957-1970Additional Information ...MSRP: $81.37$79.33 -
V-Twin - 18-8262 - Clutch Spring Plate Smooth
Alto Products
MSRP: $112.15$105.70V-Twin - 18-8262 - Clutch Spring Plate SmoothDescriptionSmooth clutch spring plate. Fits:FLT 1991-1997FXST 1991-1997FXD 1991-1997XL 1991-2011FXR 1991-1994FLST 1991-1997Additional Information OEM No...MSRP: $112.15$105.70 -
V-Twin - 18-0701 - Round Dog Clutch Plate Set
Alto Products
$176.76V-Twin - 18-0701 - Round Dog Clutch Plate SetDescriptionRound dog clutch plate set includes steel and friction plates to fit BDL units. Fits:Replacement application for BDL belt driveAdditional...$176.76 -
V-Twin - 18-0599 - Alto Steel Drive Plate Set for Indian
Alto Products
MSRP: $100.28$94.51V-Twin - 18-0599 - Alto Steel Drive Plate Set for IndianDescriptionAlto steel Indian scout clutch friction and steel plate set. Fits:Scout 2014-UPAdditional Information UOM1 - SET ManufacturerAlto ...MSRP: $100.28$94.51 -
V-Twin - 18-0598 - Alto Aramid Friction Plate Set for Indian
Alto Products
MSRP: $106.92$100.77V-Twin - 18-0598 - Alto Aramid Friction Plate Set for IndianDescriptionAlto Aramid Indian scout clutch friction and steel plate set . Fits:Scout 2014-UPAdditional Information UOM1 - SET ...MSRP: $106.92$100.77 -
V-Twin - 18-0597 - Alto Red Eagle Friction Clutch Set for Indian
Alto Products
MSRP: $95.35$89.87V-Twin - 18-0597 - Alto Red Eagle Friction Clutch Set for IndianDescriptionRed Eagle Alto Indian scout clutch friction and steel plate set. Fits:Scout 2014-UPAdditional Information UOM1 - SET ...MSRP: $95.35$89.87 -
Out of stock
V-Twin - 18-0228 - Alto Carbonite Clutch Kit
Alto Products
MSRP: $232.26$224.01V-Twin - 18-0228 - Alto Carbonite Clutch KitDescriptionAlto carbonite power pack clutch kit includes 10 friction and 9 steel plates.Friction plates feature 3M carbon based friction material to...MSRP: $232.26$224.01 -
V-Twin - 18-0227 - Alto Carbonite Clutch Kit
Alto Products
MSRP: $240.70$227.46V-Twin - 18-0227 - Alto Carbonite Clutch KitDescriptionAlto carbonite power pack clutch kit includes friction and steel plates.Friction plates feature 3M carbon based friction material to withstand...MSRP: $240.70$227.46 -
V-Twin - 18-0155 - Kevlar Clutch Set
Alto Products
MSRP: $150.36$142.08V-Twin - 18-0155 - Kevlar Clutch SetDescriptionKevlar 8-piece friction clutch set. Fits:XL 1971-1983Additional Information OEM No.37985-71 UOM1 - SET ManufacturerAlto OriginImported 2025 Catalog...MSRP: $150.36$142.08 -
V-Twin - 12-0512 - Pinion Shaft Gear End Nut
Alto Products
$18.59V-Twin - 12-0512 - Pinion Shaft Gear End NutDescriptionPinion shaft gear end nut fits 1990-1992 Big Twin models. Fits:FLT 1990-1992FXR 1990-1992FXD 1991-1992FXST 1990-1992FLST 1990-1992Additional...$18.59 -
Out of stock
Alto Products - 320750G - Clutch Plates
Alto Products
$185.95Alto Products - 320750G - Clutch PlatesFeaturesProvides a large increase in clutch plate surface for getting horsepower to the rear wheelMeets or exceeds OEM specificationsKit includes the required...$185.95 -
Alto Products - 320750F - Clutch Plates
Alto Products
$178.95Alto Products - 320750F - Clutch PlatesFeaturesProvides a large increase in clutch plate surface for getting horsepower to the rear wheelMeets or exceeds OEM specificationsKit includes the required...$178.95 -
Out of stock
Alto Products - 320750A - Round Dog BDL Replacement Clutch Plates
Alto Products
$153.95Alto Products - 320750A - Round Dog BDL Replacement Clutch PlatesFeaturesDirect replacement clutch plates for BDL Quiet ClutchesKit includes seven Red Eagle fiber and seven steel platesOptional...$153.95 -
Out of stock
Alto Products - 095750CC - Carbonite Clutch
Alto Products
$249.95Alto Products - 095750CC - Carbonite ClutchFeaturesMade from 3M™ carbon-based friction-based material to withstand higher coefficients of friction and higher temperatures than any other product...$249.95 -
Alto Products - 320721-200UP1 - Rivera Pro Clutch Plate - Steel - 0.080"
Alto Products
$7.95Alto Products - 320721-200UP1 - Rivera Pro Clutch Plate - Steel - 0.080"FeaturesProvides a large increase in clutch plate surface for getting horsepower to the rear wheelMeets or exceeds OEM...$7.95 -
Out of stock
Alto Products - 320750E - Clutch Plates
Alto Products
$141.95Alto Products - 320750E - Clutch PlatesFeaturesProvides a large increase in clutch plate surface for getting horsepower to the rear wheelMeets or exceeds OEM specificationsKit includes the required...$141.95 -
Out of stock
Alto Products - 320750B - Clutch Plates - Red Eagle - Brute
Alto Products
$173.95Alto Products - 320750B - Clutch Plates - Red Eagle - BruteFeaturesDirect replacement clutch plates for BDL Quiet ClutchesKit includes seven Red Eagle fiber and seven steel platesMade in the U.S.A...$173.95 -
Alto Products - 320721-120UP1 - Rivera Pro Clutch Plate - Steel - 0.047"
Alto Products
$5.95Alto Products - 320721-120UP1 - Rivera Pro Clutch Plate - Steel - 0.047"FeaturesProvides a large increase in clutch plate surface for getting horsepower to the rear wheelMeets or exceeds OEM...$5.95 -
Out of stock
Alto Products - 320730-240UP1 - Rivera Pro Clutch Plate - Red Eagle
Alto Products
$11.95Alto Products - 320730-240UP1 - Rivera Pro Clutch Plate - Red EagleFeaturesProvides a large increase in clutch plate surface for getting horsepower to the rear wheelMeets or exceeds OEM...$11.95 -
Alto Products - 320720K220UP1 - Rivera Pro Clutch Plate
Alto Products
$15.95Alto Products - 320720K220UP1 - Rivera Pro Clutch PlateFeaturesProvides a large increase in clutch plate surface for getting horsepower to the rear wheelMeets or exceeds OEM specificationsMade in the...$15.95 -
Out of stock
Alto Products - 095762KTUP1 - Friction Plate with Rivets
Alto Products
$8.95Alto Products - 095762KTUP1 - Friction Plate with RivetsFeaturesReplacement lining comes complete with rivetsMade in the U.S.A.Replacement Part for OEM Number(s): 3754941SpecsProduct NameHub...$8.95 -
Alto Products - 320720BRUP1 - Rivera Pro Clutch Plate - Bronze
Alto Products
$37.95Alto Products - 320720BRUP1 - Rivera Pro Clutch Plate - BronzeFeaturesProvides a large increase in clutch plate surface for getting horsepower to the rear wheelMeets or exceeds OEM specificationsMade...$37.95 -
Out of stock
Alto Products - 095771-120UP1 - Steel Plate
Alto Products
$12.95Alto Products - 095771-120UP1 - Steel PlateFeaturesIncreased surface area for decreased slippingIncreases holding while decreasing heat generationPrecision-made steel platesMeets or exceeds OEM...$12.95 -
Out of stock
Alto Products - 095761B290UP1 - Steel Plate - Small Lug - Big Twin '41-Early '84
Alto Products
$11.95Alto Products - 095761B290UP1 - Steel Plate - Small Lug - Big Twin '41-Early '84FeaturesPrecision-made clutch plateReplacement Part for OEM Number(s): 3797541,3797581SpecsDrive Plate...$11.95 -
Out of stock
Alto Products - 095761-290UP1 - Steel Plate - Standard - Big Twin '41-Early '84
Alto Products
$10.95Alto Products - 095761-290UP1 - Steel Plate - Standard - Big Twin '41-Early '84FeaturesPrecision-made clutch plateReplacement Part for OEM Number(s): 3797541,3797581SpecsStyleStandardProduct...$10.95 -
Out of stock
Alto Products - 095753K - Steel Plate with Anti Rattler
Alto Products
$18.95Alto Products - 095753K - Steel Plate with Anti RattlerFeaturesIndividual steel clutch plate with anti-rattlerReplacement Part for OEM Number(s): 3797541,3797581SpecsDrive Plate...$18.95
Alto Motorcycle Clutch Kits & Friction Plates – High-Performance Harley Upgrades
Alto Products has been a trusted name in motorcycle clutch systems for decades, offering precision-engineered friction plates, steel plate sets, and complete clutch kits designed for performance-driven riders. Renowned for durability and smooth engagement, Alto clutch components provide reliable power transfer, ensuring optimal ride quality for Harley-Davidson and custom motorcycles alike. Their components are engineered to handle both daily riding and high-performance applications, maintaining consistent performance under demanding conditions.
From Carbonite Clutch Kits with superior heat resistance and consistent engagement to Red Eagle friction plates that deliver enhanced grip, Alto provides comprehensive solutions for a wide range of motorcycles. Steel Plate Sets, Diaphragm Springs, and installation components ensure each clutch cycle operates with strength and precision, making maintenance and upgrades straightforward for both professionals and enthusiasts.
Whether replacing OEM parts or enhancing your drivetrain, Alto clutch kits and friction plates deliver smooth shifts, reduced slippage, and long-lasting performance. Trusted by builders, racers, and everyday riders, Alto remains a go-to brand for premium motorcycle clutch solutions that combine reliability, endurance, and precision engineering.