Shimano Altus HG31 8-Speed 11-30T Cassette

19⁹⁹

Original Shimano parts guarantees that all components work perfectly for optimum performance and maximum safety and longevity.

8-speed
Reliable replacement parts
Color: Black
Fits: IG/HG Chain
Grams: 296g
Hub type: HG Freehub
Material: Steel
Model: CS-HG31-8
Range: 11-30T
Series: Altus
Speeds: 8
Teeth: 11-30T

We Also Recommend

Free Agent 22T 3/32 Single Speed Freewheel

24⁹⁹

{"id":9245004202222,"title":"Free Agent 22T 3\/32 Single Speed Freewheel","handle":"free-agent-22t-3-32-single-speed-freewheel","description":"\u003cp\u003eSuper durable freewheel made from strong chromoly alloy featuring a nickle finish for long-lasting performance.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSuper durable chromoly\u003c\/li\u003e\n\u003cli\u003eChrome finish\u003c\/li\u003e\n\u003cli\u003e3\/32\u003c\/li\u003e\n\u003cli\u003e14 \u0026amp; 15T freewheels fit Flip-Flop hubs only\u003c\/li\u003e\n\u003cli\u003eColor: Chrome\u003c\/li\u003e\n\u003cli\u003eTeeth: 22T\u003c\/li\u003e\n\u003cli\u003eWidth: 3\/32\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2026-04-21T22:51:55-07:00","created_at":"2026-04-21T15:21:25-07:00","vendor":"KHS","type":"Freewheels","tags":["Brand_Free Agent","Color_Silver","Material_Steel","Parts","Size_3\/32","Teeth_22T"],"price":2499,"price_min":2499,"price_max":2499,"available":true,"price_varies":false,"compare_at_price":2499,"compare_at_price_min":2499,"compare_at_price_max":2499,"compare_at_price_varies":false,"variants":[{"id":47928020009198,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"210000016631","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Free Agent 22T 3\/32 Single Speed Freewheel","public_title":null,"options":["Default Title"],"price":2499,"weight":454,"compare_at_price":2499,"inventory_quantity":1,"inventory_management":"shopify","inventory_policy":"deny","barcode":"756928340307","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/www.plentyofbikes.com\/cdn\/shop\/files\/fwn6tlvgjdvvvc1qdsmm.jpg?v=1776810085"],"featured_image":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/fwn6tlvgjdvvvc1qdsmm.jpg?v=1776810085","options":["Title"],"media":[{"alt":null,"id":38129750376686,"position":1,"preview_image":{"aspect_ratio":1.0,"height":400,"width":400,"src":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/fwn6tlvgjdvvvc1qdsmm.jpg?v=1776810085"},"aspect_ratio":1.0,"height":400,"media_type":"image","src":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/fwn6tlvgjdvvvc1qdsmm.jpg?v=1776810085","width":400}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003eSuper durable freewheel made from strong chromoly alloy featuring a nickle finish for long-lasting performance.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSuper durable chromoly\u003c\/li\u003e\n\u003cli\u003eChrome finish\u003c\/li\u003e\n\u003cli\u003e3\/32\u003c\/li\u003e\n\u003cli\u003e14 \u0026amp; 15T freewheels fit Flip-Flop hubs only\u003c\/li\u003e\n\u003cli\u003eColor: Chrome\u003c\/li\u003e\n\u003cli\u003eTeeth: 22T\u003c\/li\u003e\n\u003cli\u003eWidth: 3\/32\u003c\/li\u003e\n\u003c\/ul\u003e"}

Shimano CS-HG500-10 11-25 10-Speed Cassette

55⁹⁹

{"id":9245475864814,"title":"Shimano CS-HG500-10 11-25 10-Speed Cassette","handle":"shimano-cs-hg500-10-11-25-10-speed-cassette","description":"\u003cp\u003eThe HG500-10 is offered in a wide range of gearing options. With its lightweight sprocket carrier, it delivers smooth gear steps across its 10-speed range. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLock in performance with durable construction and robust adjustability\u003c\/li\u003e\n\u003cli\u003eSHIMANO HG system\u003c\/li\u003e\n\u003cli\u003eVersatile gear range supports a broad range of riding styles\u003c\/li\u003e\n\u003cli\u003eRider tuned 10-speed gear options\u003c\/li\u003e\n\u003cli\u003eCombination: 11-12-13-14-15-17-19-21-23-25T\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2026-04-21T23:12:52-07:00","created_at":"2026-04-21T19:02:44-07:00","vendor":"Shimano","type":"Cogs \u0026 Gears - Cassettes","tags":["Brand_Shimano","Parts","Size_11\/128","Teeth_11-25T"],"price":5599,"price_min":5599,"price_max":5599,"available":true,"price_varies":false,"compare_at_price":5599,"compare_at_price_min":5599,"compare_at_price_max":5599,"compare_at_price_varies":false,"variants":[{"id":47928562155758,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"210000016640","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Shimano CS-HG500-10 11-25 10-Speed Cassette","public_title":null,"options":["Default Title"],"price":5599,"weight":454,"compare_at_price":5599,"inventory_quantity":1,"inventory_management":"shopify","inventory_policy":"deny","barcode":"689228328174","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/www.plentyofbikes.com\/cdn\/shop\/files\/nt0glpntsvryz0zsbarc.jpg?v=1776823364"],"featured_image":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/nt0glpntsvryz0zsbarc.jpg?v=1776823364","options":["Title"],"media":[{"alt":null,"id":38132846854382,"position":1,"preview_image":{"aspect_ratio":1.0,"height":750,"width":750,"src":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/nt0glpntsvryz0zsbarc.jpg?v=1776823364"},"aspect_ratio":1.0,"height":750,"media_type":"image","src":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/nt0glpntsvryz0zsbarc.jpg?v=1776823364","width":750}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003eThe HG500-10 is offered in a wide range of gearing options. With its lightweight sprocket carrier, it delivers smooth gear steps across its 10-speed range. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLock in performance with durable construction and robust adjustability\u003c\/li\u003e\n\u003cli\u003eSHIMANO HG system\u003c\/li\u003e\n\u003cli\u003eVersatile gear range supports a broad range of riding styles\u003c\/li\u003e\n\u003cli\u003eRider tuned 10-speed gear options\u003c\/li\u003e\n\u003cli\u003eCombination: 11-12-13-14-15-17-19-21-23-25T\u003c\/li\u003e\n\u003c\/ul\u003e"}

Shimano MF-TZ510 14-28T 7-Speed Freewheel

19⁹⁹

{"id":9245472424174,"title":"Shimano MF-TZ510 14-28T 7-Speed Freewheel","handle":"shimano-mf-tz510-14-28t-7-speed-freewheel","description":"\u003cul\u003e\n\u003cli\u003eSHIMANO MTB 7-speed system\u003c\/li\u003e\n\u003cli\u003eBetter corrosion resistance than MF-TZ500\u003c\/li\u003e\n\u003cli\u003eSpoke protector option available\u003c\/li\u003e\n\u003cli\u003eTeeth: 14-16-18-20-22-24-28T\u003c\/li\u003e\n\u003cli\u003eCombination: 14-28T (7-SPD)\u003c\/li\u003e\n\u003cli\u003eSpeeds: 7-speed\u003c\/li\u003e\n\u003cli\u003eWith Spoke Protector\u003c\/li\u003e\n\u003cli\u003ePackage Type: Individual package\u003c\/li\u003e\n\u003cli\u003eRear speeds: 7\u003c\/li\u003e\n\u003cli\u003eFinish: Zinc plating+Black coated\u003c\/li\u003e\n\u003cli\u003eGear Combination: 14-16-18-20-22-24-28T\u003c\/li\u003e\n\u003cli\u003eCompatible chain: HG 8\/7\/6-speed\u003c\/li\u003e\n\u003cli\u003eType: HG\/UG\u003c\/li\u003e\n\u003cli\u003eRear Speeds: 7\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2026-04-21T23:11:44-07:00","created_at":"2026-04-21T18:47:55-07:00","vendor":"Shimano","type":"Freewheels","tags":["Brand_Shimano","Color_Bronze","Parts","Size_3\/32","Teeth_14-28T"],"price":1999,"price_min":1999,"price_max":1999,"available":true,"price_varies":false,"compare_at_price":1999,"compare_at_price_min":1999,"compare_at_price_max":1999,"compare_at_price_varies":false,"variants":[{"id":47928555765998,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"210000016639","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Shimano MF-TZ510 14-28T 7-Speed Freewheel","public_title":null,"options":["Default Title"],"price":1999,"weight":454,"compare_at_price":1999,"inventory_quantity":1,"inventory_management":"shopify","inventory_policy":"deny","barcode":"192790617671","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/www.plentyofbikes.com\/cdn\/shop\/files\/ro5ogdurhrklhwfe2nsk.jpg?v=1776822475"],"featured_image":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/ro5ogdurhrklhwfe2nsk.jpg?v=1776822475","options":["Title"],"media":[{"alt":null,"id":38132824375534,"position":1,"preview_image":{"aspect_ratio":1.0,"height":400,"width":400,"src":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/ro5ogdurhrklhwfe2nsk.jpg?v=1776822475"},"aspect_ratio":1.0,"height":400,"media_type":"image","src":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/ro5ogdurhrklhwfe2nsk.jpg?v=1776822475","width":400}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cul\u003e\n\u003cli\u003eSHIMANO MTB 7-speed system\u003c\/li\u003e\n\u003cli\u003eBetter corrosion resistance than MF-TZ500\u003c\/li\u003e\n\u003cli\u003eSpoke protector option available\u003c\/li\u003e\n\u003cli\u003eTeeth: 14-16-18-20-22-24-28T\u003c\/li\u003e\n\u003cli\u003eCombination: 14-28T (7-SPD)\u003c\/li\u003e\n\u003cli\u003eSpeeds: 7-speed\u003c\/li\u003e\n\u003cli\u003eWith Spoke Protector\u003c\/li\u003e\n\u003cli\u003ePackage Type: Individual package\u003c\/li\u003e\n\u003cli\u003eRear speeds: 7\u003c\/li\u003e\n\u003cli\u003eFinish: Zinc plating+Black coated\u003c\/li\u003e\n\u003cli\u003eGear Combination: 14-16-18-20-22-24-28T\u003c\/li\u003e\n\u003cli\u003eCompatible chain: HG 8\/7\/6-speed\u003c\/li\u003e\n\u003cli\u003eType: HG\/UG\u003c\/li\u003e\n\u003cli\u003eRear Speeds: 7\u003c\/li\u003e\n\u003c\/ul\u003e"}

Shimano Tourney HG200 7-Speed 12-28T Cassette

19⁹⁹

{"id":8781806993646,"title":"Shimano Tourney HG200 7-Speed 12-28T Cassette","handle":"shimano-tourney-hg200-7-speed-12-28t-cassette","description":"\u003cp\u003eThe SHIMANO TOURNEY TX 7-speed cassette features HYPERGLIDE technology for reliable shifting performance.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eZinc Phosphate plated cogs\u003c\/li\u003e\n\u003cli\u003eHYPERGLIDE technology\u003c\/li\u003e\n\u003cli\u003eClose gear steps creates smooth, comfortable pedaling\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003eHub type: HG Freehub\u003c\/li\u003e\n\u003cli\u003eModel: CS-HG200-7\u003c\/li\u003e\n\u003cli\u003eRange: 12-28T\u003c\/li\u003e\n\u003cli\u003eSeries: Tourney\u003c\/li\u003e\n\u003cli\u003eSpeeds: 7\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2025-03-13T11:41:16-07:00","created_at":"2025-03-11T12:26:29-07:00","vendor":"KHS","type":"Cogs \u0026 Gears - Cassettes","tags":["Color_Black","Material_Steel","Parts","Size_3\/32","Teeth_12-28T","Type_Cassette"],"price":1999,"price_min":1999,"price_max":1999,"available":true,"price_varies":false,"compare_at_price":1999,"compare_at_price_min":1999,"compare_at_price_max":1999,"compare_at_price_varies":false,"variants":[{"id":46235425702126,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"210000015783","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Shimano Tourney HG200 7-Speed 12-28T Cassette","public_title":null,"options":["Default Title"],"price":1999,"weight":454,"compare_at_price":1999,"inventory_quantity":1,"inventory_management":"shopify","inventory_policy":"deny","barcode":"689228393950","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/www.plentyofbikes.com\/cdn\/shop\/files\/wmpqvf4yuxwkkuejkgsx.jpg?v=1741721161"],"featured_image":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/wmpqvf4yuxwkkuejkgsx.jpg?v=1741721161","options":["Title"],"media":[{"alt":null,"id":35556505911534,"position":1,"preview_image":{"aspect_ratio":1.0,"height":400,"width":400,"src":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/wmpqvf4yuxwkkuejkgsx.jpg?v=1741721161"},"aspect_ratio":1.0,"height":400,"media_type":"image","src":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/wmpqvf4yuxwkkuejkgsx.jpg?v=1741721161","width":400}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003eThe SHIMANO TOURNEY TX 7-speed cassette features HYPERGLIDE technology for reliable shifting performance.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eZinc Phosphate plated cogs\u003c\/li\u003e\n\u003cli\u003eHYPERGLIDE technology\u003c\/li\u003e\n\u003cli\u003eClose gear steps creates smooth, comfortable pedaling\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003eHub type: HG Freehub\u003c\/li\u003e\n\u003cli\u003eModel: CS-HG200-7\u003c\/li\u003e\n\u003cli\u003eRange: 12-28T\u003c\/li\u003e\n\u003cli\u003eSeries: Tourney\u003c\/li\u003e\n\u003cli\u003eSpeeds: 7\u003c\/li\u003e\n\u003c\/ul\u003e"}

Sunrace CS-M66 11-34T 8-Speed Cassette

30⁹⁹

{"id":9173291237614,"title":"Sunrace CS-M66 11-34T 8-Speed Cassette","handle":"sunrace-cs-m66-11-34t-8-speed-cassette","description":"\u003cul\u003e\n\u003cli\u003e8-speed cassette\u003c\/li\u003e\n\u003cli\u003eSuper Fluid Drive™ technology\u003c\/li\u003e\n\u003cli\u003eSteel cogs and lock ring\u003c\/li\u003e\n\u003cli\u003e350g\u003c\/li\u003e\n\u003cli\u003eSHIMANO Equivalent CS-HG50 \/ CS-HG51 \/ CS-HG41\u003c\/li\u003e\n\u003cli\u003eRange: 11-34t\u003c\/li\u003e\n\u003cli\u003eGears: 8sp\u003c\/li\u003e\n\u003cli\u003eCogs: 11,13,15,18,21,24,28,34\u003c\/li\u003e\n\u003cli\u003eColor: Nickel\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2026-04-21T23:14:54-07:00","created_at":"2026-02-25T14:49:28-08:00","vendor":"F\u0026R","type":"Cogs \u0026 Gears - Cassettes","tags":["Brand_Sunrace","Parts","Size_3\/32","Teeth_11-34T"],"price":3099,"price_min":3099,"price_max":3099,"available":true,"price_varies":false,"compare_at_price":2999,"compare_at_price_min":2999,"compare_at_price_max":2999,"compare_at_price_varies":false,"variants":[{"id":47701603483886,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"210000016590","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Sunrace CS-M66 11-34T 8-Speed Cassette","public_title":null,"options":["Default Title"],"price":3099,"weight":680,"compare_at_price":2999,"inventory_quantity":1,"inventory_management":"shopify","inventory_policy":"deny","barcode":"4710944242089","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/www.plentyofbikes.com\/cdn\/shop\/files\/pm3gpnyhh2tmhkg4fehu.jpg?v=1772059769"],"featured_image":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/pm3gpnyhh2tmhkg4fehu.jpg?v=1772059769","options":["Title"],"media":[{"alt":null,"id":37721586106606,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1200,"width":1200,"src":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/pm3gpnyhh2tmhkg4fehu.jpg?v=1772059769"},"aspect_ratio":1.0,"height":1200,"media_type":"image","src":"\/\/www.plentyofbikes.com\/cdn\/shop\/files\/pm3gpnyhh2tmhkg4fehu.jpg?v=1772059769","width":1200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cul\u003e\n\u003cli\u003e8-speed cassette\u003c\/li\u003e\n\u003cli\u003eSuper Fluid Drive™ technology\u003c\/li\u003e\n\u003cli\u003eSteel cogs and lock ring\u003c\/li\u003e\n\u003cli\u003e350g\u003c\/li\u003e\n\u003cli\u003eSHIMANO Equivalent CS-HG50 \/ CS-HG51 \/ CS-HG41\u003c\/li\u003e\n\u003cli\u003eRange: 11-34t\u003c\/li\u003e\n\u003cli\u003eGears: 8sp\u003c\/li\u003e\n\u003cli\u003eCogs: 11,13,15,18,21,24,28,34\u003c\/li\u003e\n\u003cli\u003eColor: Nickel\u003c\/li\u003e\n\u003c\/ul\u003e"}