Snowmobile Centrifugal Clutches-Primary
Snowmobile Centrifugal Clutches - Primary at JJ Motorsports
Upgrade your snowmobile's drivetrain with premium centrifugal clutches and rebuild kits from JJ Motorsports. Our selection includes high-performance primary clutches designed for seamless shifting, enhanced durability, and optimal power transfer in demanding snow conditions like deep powder or high-speed trails. Compatible with Ski-Doo MX Z 550 Fan 2003-2008, Arctic Cat 1988-1992 Cheetah 530, Polaris, Yamaha, and more, these clutches feature wider rollers for 33% more bearing area, recessed mounting bolts, integrated bushings, and compatibility with various belt widths for trail sleds, mountain climbers, or utility models. Rebuild kits provide all necessary components for maintenance, ensuring long-lasting reliability and easy installation for DIY mechanics or professional shops.
Shop trusted brands like Comet for performance clutches and EPI for rebuild kits. Explore related categories such as snowmobile traction products for grip enhancements or snowmobile drivetrain for full system upgrades.
Top Snowmobile Centrifugal Clutches - Primary Products
- COMET 108 EXP Clutch Ski-Doo MX Z 550 Fan 2003-2008 219903A – Engineered for high-performance with enhanced roller design, 33% more bearing area, recessed mounting bolt, integrated bushing, compatible with 1-7/16” belt and OEM ring gear.
- Comet 108 EXP Clutch Arctic Cat 1988-1992 Cheetah 530 219500A – Features wider rollers, recessed bolts, bushing in movable face, compatible with 1-3/8” and 1-7/16” belts for high-horsepower applications.
- EPI Clutch Rebuild Kit CX400013 – Comprehensive rebuild kit with all necessary components for maintaining and restoring clutch performance.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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EPI Clutch Rebuild Kit CX400046
EPI
$144.99Primary clutch wear is inevitable in high-performance and recreational riding, but a complete rebuild kit lets you restore your clutch to OE specifications without replacing the entire assembly. The EPI Clutch Rebuild Kit CX400046 provides all the wear...11400564- SKU:
- 11400564
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- SNOW
- UNITS:
- KIT
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CLUTCH
$144.99 -
EPI Clutch Rebuild Kit CX400047
EPI
$144.99A worn clutch system compromises power transfer and throttle response—critical failures in high-performance riding. This EPI rebuild kit restores your clutch assembly to factory specifications with all essential wear components, eliminating the need to...11400565- SKU:
- 11400565
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CLUTCH
- UNITS:
- KIT
- RIDING STYLE:
- SNOW
- STYLE:
- PRIMARY (DRIVE)
$144.99 -
EPI Weights - 54g 80054S
EPI
$139.99If you're running forced induction or pushing higher RPMs, your CVT clutch needs weights engineered to keep up with your power curve. EPI's 54g weights are purpose-built to shift the engagement point lower in the RPM band, delivering the aggressive...80054S- SKU:
- 80054S
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- TYPE:
- CLUTCH
- UNITS:
- SET OF 3
- RIDING STYLE:
- SNOW
- PRODUCT NAME:
- WEIGHT
- RIDING STYLE:
- ATV
$139.99Qty in Cart: 0Quantity:Price:$139.99Subtotal: -
EPI Weights - 58g 80058S
EPI
$139.99If you're running a CVT clutch system and need to dial in your acceleration response, EPI Weights are the direct way to tune your low and mid-range power delivery. These 58g weights shift your clutch engagement characteristics to produce aggressive...80058S- SKU:
- 80058S
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PRODUCT NAME:
- WEIGHT
- TYPE:
- CLUTCH
- UNITS:
- SET OF 3
- RIDING STYLE:
- ATV
- RIDING STYLE:
- SNOW
$139.99 -
EPI Weights - 60g 80060S
EPI
$139.99EPI weights are engineered to optimize your CVT transmission's performance by delivering aggressive acceleration and responsive gear transitions. If you're running a high-output engine or pushing your sled hard, these 60g weights shift the engagement...80060S- SKU:
- 80060S
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- TYPE:
- CLUTCH
- UNITS:
- SET OF 3
- RIDING STYLE:
- SNOW
- PRODUCT NAME:
- WEIGHT
- RIDING STYLE:
- ATV
$139.99 -
EPI Weights - 70g 80070S
EPI
$139.99If you're running a CVT clutch system and want more responsive acceleration through the lower RPM range, EPI Weights deliver the aggressive engagement your engine demands. These 70-gram weights shift your power band earlier in the rev range, producing...80070S- SKU:
- 80070S
- Availability:
- Ships Same Business Day
- Weight:
- 0.48 LBS
- PRODUCT NAME:
- WEIGHT
- TYPE:
- CLUTCH
- UNITS:
- SET OF 3
- RIDING STYLE:
- ATV
- RIDING STYLE:
- SNOW
$139.99 -
EPI Primary Cover Bushing - Polaris PCB510
EPI
$16.99The primary cover bushing is a critical wear component that directly impacts clutch engagement consistency and drivetrain longevity. Over time, stock bushings compress and degrade, leading to delayed engagement, increased slip, and accelerated belt wear...PCB510- SKU:
- PCB510
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- STYLE:
- P-90 CLUTCH
- RIDING STYLE:
- ATV
- STYLE:
- P-85 CLUTCH
- UNITS:
- EACH
- PRODUCT NAME:
- CLUTCH BUSHING
- RIDING STYLE:
- UTV
- TYPE:
- PRIMARY CLUTCH COVER
$16.99 -
EPI Bushing - Primary Cover PCB516
EPI
$21.99Worn or degraded clutch bushings compromise shift precision and can lead to costly drivetrain damage. The EPI Bushing PCB516 restores OEM-level performance and durability, ensuring smooth, accurate clutch engagement across every gear change. Replace this...PCB516- SKU:
- PCB516
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- STYLE:
- P-85 CLUTCH
- TYPE:
- PRIMARY CLUTCH COVER
- PRODUCT NAME:
- CLUTCH BUSHING
- RIDING STYLE:
- SNOW
- UNITS:
- EACH
$21.99 -
On Sale
Starting Line Products Primary Spring 40-70 for Snowmobiles 4070
STARTING LINE PRODUCTS
MSRP: $34.95Now: $33.20Was: $34.95Primary clutch spring performance directly impacts your snowmobile's drive engagement and peak RPM characteristics—a worn or incorrect spring leaves power on the table and compromises throttle response. The Starting Line Products 40-70 delivers the...4070- SKU:
- 4070
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- COLOR/FINISH:
- YELLOW
- UNITS:
- EACH
- COLOR/FINISH:
- BLUE
- COMPRESSED LOAD METRIC:
- 63.5 KG - 140.6 KG
- COMPRESSED LENGTH:
- 64 MM - 32 MM (2-1/2' - 1-1/4')
- COMPRESSED LENGTH IMPERIAL:
- 2-1/2' - 1-1/4'
- COMPRESSED LENGTH METRIC:
- 64 MM - 32 MM
- COMPRESSED LOAD IMPERIAL:
- 140 LB - 310 LB
- PRODUCT NAME:
- SPRING
- RIDING STYLE:
- SNOW
- STYLE:
- PRIMARY (DRIVE)
- TYPE:
- CLUTCH
- COMPRESSED LOAD:
- 63,5 KG - 140,6 KG (140 LB - 310 LB)
- MATERIAL:
- CHROME SILICON
MSRP: $34.95Now: $33.20Was: $34.95Qty in Cart: 0Quantity:Price:MSRP: $34.95Now: $33.20Was: $34.95Subtotal: -
On Sale
Starting Line Products Primary Spring for Arctic Cat M 8000 2014-2015 40-71
STARTING LINE PRODUCTS
MSRP: $34.95Now: $33.20Was: $34.95Your Arctic Cat M 8000's engagement quality and peak RPM performance depend directly on drive spring durability—factory springs commonly sag under sustained high-load conditions, causing power loss and inconsistent clutch feel. This SLP Primary Spring...4071- SKU:
- 4071
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COLOR/FINISH:
- BLUE
- COMPRESSED LOAD:
- 63,5 KG - 145 KG (140 LB - 320 LB)
- COLOR/FINISH:
- RED
- COMPRESSED LENGTH IMPERIAL:
- 2-1/2' - 1-1/4'
- COMPRESSED LENGTH METRIC:
- 64 MM - 32 MM
- COMPRESSED LOAD METRIC:
- 63.5 KG - 145 KG
- MATERIAL:
- CHROME SILICON
- RIDING STYLE:
- SNOW
- STYLE:
- PRIMARY (DRIVE)
- TYPE:
- CLUTCH
- COMPRESSED LENGTH:
- 64 MM - 32 MM (2-1/2' - 1-1/4')
- COMPRESSED LOAD IMPERIAL:
- 140 LB - 320 LB
- PRODUCT NAME:
- SPRING
- UNITS:
- EACH
MSRP: $34.95Now: $33.20Was: $34.95 -
On Sale
Starting Line Products Primary Spring for Arctic Cat M 8000 2014-2015 40-69
STARTING LINE PRODUCTS
MSRP: $34.95Now: $33.20Was: $34.95A worn or undersized primary spring directly compromises clutch engagement, throttle response, and overall drivetrain efficiency on your Arctic Cat M 8000. SLP's engineered drive spring delivers consistent peak RPM performance while eliminating the...4069- SKU:
- 4069
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- COLOR/FINISH:
- BLUE
- COMPRESSED LOAD:
- 63,5 KG - 136 KG (140 LB - 300 LB)
- STYLE:
- PRIMARY (DRIVE)
- COLOR/FINISH:
- SILVER
- COMPRESSED LENGTH IMPERIAL:
- 2-1/2' - 1-1/4'
- COMPRESSED LENGTH METRIC:
- 64 MM - 32 MM
- COMPRESSED LOAD IMPERIAL:
- 140 LB - 300 LB
- RIDING STYLE:
- SNOW
- TYPE:
- CLUTCH
- MATERIAL:
- CHROME SILICON
- COMPRESSED LENGTH:
- 64 MM - 32 MM (2-1/2' - 1-1/4')
- COMPRESSED LOAD METRIC:
- 63.5 KG - 136 KG
- PRODUCT NAME:
- SPRING
- UNITS:
- EACH
MSRP: $34.95Now: $33.20Was: $34.95 -
On Sale
Starting Line Products Clutch Weight Set 71g Arctic Cat MTX 40-84 4084
STARTING LINE PRODUCTS
MSRP: $187.95Now: $178.55Was: $187.95If you're running a high-torque Arctic Cat MTX 40-84, your clutch weights directly impact how efficiently your engine transfers power to the belt. The SLP MTX Clutch Weight Set delivers the shift force needed for aggressive acceleration and top-end...4084- SKU:
- 4084
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- MODEL:
- MTX
- FOR CLUTCH TYPE:
- OEM
- STYLE:
- ADJUSTABLE
- UNITS:
- KIT
- FOR CLUTCH TYPE:
- 9 TOWER
- PRODUCT NAME:
- CLUTCH WEIGHT
- RIDING STYLE:
- SNOW
MSRP: $187.95Now: $178.55Was: $187.95 -
On Sale
Starting Line Products Steel Tuning Rivets 2g for MTX Clutch Weights 40-91
STARTING LINE PRODUCTS
MSRP: $21.95Now: $20.85Was: $21.95Fine-tuning your clutch system demands precision weights that won't compromise reliability—these steel tuning rivets deliver exact 2-gram specifications to dial in your MTX clutch weights without guesswork. Whether you're optimizing engagement feel or...4091- SKU:
- 4091
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- SNOW
- TYPE:
- CLUTCH WEIGHT
- COLOR/FINISH:
- RAW
- FIXED WEIGHT IMPERIAL:
- 0.07 OZ.
- MODEL:
- MTX
- PRODUCT NAME:
- TUNING RIVET
- UNITS:
- 6 PACK
- MATERIAL:
- STEEL
MSRP: $21.95Now: $20.85Was: $21.95 -
On Sale
Starting Line Products Primary Spring 40-76 for Polaris 600 RMK 2012-2016 11400493
STARTING LINE PRODUCTS
MSRP: $34.95Now: $33.20Was: $34.95The primary clutch spring is critical to your snowmobile's belt engagement and power delivery—get this wrong, and you're leaving performance on the table. SLP's 40-76 spring is engineered to optimize engagement RPM and peak power while resisting the...11400493- SKU:
- 11400493
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COMPRESSED LENGTH:
- 64 MM - 32 MM (2-1/2' - 1-1/4')
- COMPRESSED LENGTH IMPERIAL:
- 2-1/2' - 1-1/4'
- COMPRESSED LENGTH METRIC:
- 64 MM - 32 MM
- RIDING STYLE:
- SNOW
- TYPE:
- CLUTCH
- COLOR/FINISH:
- BLUE
- COMPRESSED LOAD:
- 63,5 KG - 154 KG (140 LB - 340 LB)
- COMPRESSED LOAD METRIC:
- 63.5 KG - 154 KG
- MATERIAL:
- CHROME SILICON
- UNITS:
- EACH
- COLOR/FINISH:
- PINK
- COMPRESSED LOAD IMPERIAL:
- 140 LB - 340 LB
- PRODUCT NAME:
- SPRING
- STYLE:
- PRIMARY (DRIVE)
MSRP: $34.95Now: $33.20Was: $34.95 -
On Sale
Starting Line Products Primary Spring Arctic Cat M 8000 2014-2015 40-68
STARTING LINE PRODUCTS
MSRP: $34.95Now: $33.20Was: $34.95Your Arctic Cat M 8000's engagement characteristics and power delivery depend on a primary spring that can handle sustained RPM cycles without fatigue or loss of tension. OEM springs often sag or fail under aggressive riding conditions, robbing you of...11400496- SKU:
- 11400496
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COLOR/FINISH:
- RED
- COMPRESSED LENGTH IMPERIAL:
- 2-1/2' - 1-1/4'
- COMPRESSED LENGTH METRIC:
- 64 MM - 32 MM
- COMPRESSED LOAD:
- 54 KG - 145 KG (120 LB - 320 LB)
- COMPRESSED LOAD IMPERIAL:
- 120 LB - 320 LB
- RIDING STYLE:
- SNOW
- COLOR/FINISH:
- BLACK
- TYPE:
- CLUTCH
- COMPRESSED LENGTH:
- 64 MM - 32 MM (2-1/2' - 1-1/4')
- PRODUCT NAME:
- SPRING
- STYLE:
- PRIMARY (DRIVE)
- COMPRESSED LOAD METRIC:
- 54 KG - 145 KG
- MATERIAL:
- CHROME SILICON
- UNITS:
- EACH
MSRP: $34.95Now: $33.20Was: $34.95 -
STRAIGHTLINE PERFORMANCE TRA Adjustable Pin Kit - 16-23g 121-140
STRAIGHTLINE PERFORMANCE
$59.95Clutch tuning demands precision that most riders can't achieve with standard components. The STRAIGHTLINE PERFORMANCE TRA Adjustable Pin Kit gives you sub-gram adjustment capability, letting you dial in your clutch engagement exactly where it needs to be...11400414- SKU:
- 11400414
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- TYPE:
- ADJUSTABLE
- ADJUSTABLE WEIGHT IMPERIAL:
- 0.56 OZ. - 0.81 OZ.
- RIDING STYLE:
- SNOW
- MATERIAL:
- STEEL
- MODEL:
- TRA
- UNITS:
- KIT
- PRODUCT NAME:
- PIN SET
$59.95Qty in Cart: 0Quantity:Price:$59.95Subtotal: -
EPI Spider Rebuild Kit CX400008
EPI
$199.99CVT variators are the backbone of performance on high-torque applications, and worn rollers, buttons, and weights rob your system of responsiveness and efficiency. This complete EPI Spider rebuild kit restores your CVT to factory specifications with...CX400008- SKU:
- CX400008
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- SPIDER
- RIDING STYLE:
- SNOW
- STYLE:
- PRIMARY (DRIVE)
$199.99 -
EPI Button Kit - Drive Clutch CX400021
EPI
$74.99Drive clutch buttons are wear items that directly impact your sled's acceleration and power transfer—degraded buttons mean sluggish engagement and lost performance on the trail or track. The EPI Button Kit (CX400021) replaces all six buttons in your P85...CX400021- SKU:
- CX400021
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- PRODUCT NAME:
- BUTTON KIT
- RIDING STYLE:
- SNOW
- COLOR/FINISH:
- BLACK
- TYPE:
- PRIMARY CLUTCH
- UNITS:
- 12 PACK
$74.99 -
EPI Clutch Rebuild Kit CX400005
EPI
$201.99A worn primary clutch is a silent performance killer—slipping engagement, delayed power delivery, and unpredictable engagement points will compromise your acceleration and consistency on track or trail. The EPI Clutch Rebuild Kit CX400005 gives you...CX400005- SKU:
- CX400005
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- STYLE:
- PRIMARY (DRIVE)
- UNITS:
- KIT
- RIDING STYLE:
- SNOW
- TYPE:
- CLUTCH
- PRODUCT NAME:
- REBUILD KIT
$201.99Qty in Cart: 0Quantity:Price:$201.99Subtotal: -
EPI Clutch Rebuild Kit CX400006
EPI
$201.99A worn or slipping drive clutch directly impacts your power transfer and acceleration—costing you performance on the track or trail. The EPI Clutch Rebuild Kit CX400006 gives you everything needed for a complete primary clutch overhaul, restoring full...CX400006- SKU:
- CX400006
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- UNITS:
- KIT
- RIDING STYLE:
- SNOW
- STYLE:
- PRIMARY (DRIVE)
- TYPE:
- CLUTCH
- PRODUCT NAME:
- REBUILD KIT
$201.99Qty in Cart: 0Quantity:Price:$201.99Subtotal:
Buying Guide and FAQs
Buying Guide: Factors to Consider When Choosing Snowmobile Primary Centrifugal Clutches
- Compatibility: Ensure the clutch fits your snowmobile's make (e.g., Ski-Doo MX Z 550 Fan 2003-2008, Arctic Cat Cheetah 530 1988-1992, Polaris, Yamaha) and specifications like belt width (1-3/8" or 1-7/16"), engine type, and OEM ring gear. Use the vehicle selector for model-year accuracy to avoid power transfer issues.
- Type of Use: For high-horsepower mountain riding or deep powder, select clutches with wider rollers for durability; trail or utility sleds benefit from standard designs with heat-resistant bearings for reliable shifting and consistent performance in cold conditions.
- Components and Upgrades: Choose full primary clutches, rebuild kits (e.g., rollers, pins, bushings), or accessories like adjustable weights and springs. Focus on features such as recessed mounting bolts, integrated bushings, and Teflon fiber bearings for enhanced airflow and reduced wear.
- Brand and Quality: Opt for trusted brands like Comet for EXP clutches with 33% more bearing area, EPI for comprehensive rebuild kits, Fett Brothers for Polaris-specific options, Bikeman Performance for magnetic weights, or Venom Products for tuning springs. Prioritize USA-made materials for strength and longevity in extreme snow environments.
- Installation and Cost: Many clutches and kits are DIY-friendly with no special tools required; rebuilds include all components for easy maintenance. Prices range from $20 for basic bushings to $240 for full rebuild kits—consider bundles and free shipping over $99 for savings.
Frequently Asked Questions (FAQs)
- What snowmobile models do these primary clutches support? Clutches fit brands like Ski-Doo (e.g., MX Z 550 Fan 2003-2008, TRA 2/3/5), Arctic Cat (e.g., Cheetah 530 1988-1992, Jag 440 1992-1993), Polaris (e.g., P85), Yamaha, and more. Use the year/make/model filter for exact matches.
- How do wider rollers in clutches improve performance? Wider rollers (e.g., in Comet 108 EXP) provide 33% more bearing area for smoother shifting, better durability, and optimal power transfer in high-horsepower or demanding trail conditions.
- What do rebuild kits typically include? Kits like Fett Brothers PLCRK1 or EPI CX400013 contain rollers, pins, bushings, buttons, and bearings—everything needed for restoring worn clutches to peak performance.
- Can I tune clutches for better engagement? Yes, adjustable weights (e.g., Bikeman Performance Gold Star) and springs (e.g., Venom Products 210141-013) allow RPM and engagement tuning for smoother throttle response and customized power delivery.
- What if a clutch doesn't fit my sled? Verify compatibility with our selector tool before buying. If it doesn't match, our returns policy allows exchanges or refunds.
- Can I find related drivetrain parts? Yes—explore secondary clutches, drive belts, chains, sprockets, or tracks in the snowmobile drivetrain category to complement your primary clutch upgrade.
