TwinPower L84-89 Big Twin Clutch Hub, Part 489599

These accurate reproductions of the Big Twin clutch hub features steel spines and aluminum hub construction.

• Direct fit ensures easy installation without modifications on compatible Harley models
• High strength construction withstands extreme heat and heavy-duty riding conditions
• Precision-engineered for seamless OEM replacement and reliable clutch performance
• Replaces H-D® 37740-84A

The TwinPower L84-89 Big Twin Clutch Hub is an accurate reproduction designed as an OEM replacement for compatible Harley-Davidson models. It features steel splines and an aluminum hub construction for reliable clutch performance in demanding riding conditions. The hub replaces Harley-Davidson part number 37740-84A.

This clutch hub is listed to fit the 1984 Harley-Davidson FLHTC Electra Glide Classic, FXRDG Disc Glide, FXRS Low Glide, FXRT Sport Glide, FXST Softail Standard, and FXWG Wide Glide. It also fits the 1985 Harley-Davidson FLHTC Electra Glide Classic, FXRC Low Rider Chrome, FXRS Low Glide, and FXRT Sport Glide. Verify the motorcycle model and year before ordering.

Manufacturer part number: 489599. Vendor replacement part number: H-D 37740-84A.

Features:

• Construction: Steel splines with an aluminum hub.
• Replacement: Replaces Harley-Davidson part number 37740-84A.
• Application: Fits listed 1984 and 1985 Harley-Davidson models.
• Performance: Precision-engineered for OEM replacement and reliable clutch performance.
• Installation: Direct-fit design for compatible Harley-Davidson models.

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1
Fitment:
1984 Harley Davidson FLHS Electra Glide Sport Base
1984 Harley Davidson FLHTC Electra Glide Classic Base
1984 Harley Davidson FXR Super Glide II Base
1984 Harley Davidson FXRDG Disc Glide Base
1984 Harley Davidson FXRS Low Glide Base
1984 Harley Davidson FXRT Sport Glide Base
1984 Harley Davidson FXST Softail Standard Base
1984 Harley Davidson FXWG Wide Glide Base
1985 Harley Davidson FLHTC Electra Glide Classic Base
1985 Harley Davidson FXR Super Glide II Base
1985 Harley Davidson FXRC Low Rider Chrome Base
1985 Harley Davidson FXRS Low Glide Base
1985 Harley Davidson FXRT Sport Glide Base
1985 Harley Davidson FXST Softail Standard Base
1985 Harley Davidson FXWG Wide Glide Base
1985 Harley-Davidson FXRPF Police Base
1986 Harley Davidson FLHT Electra Glide Standard Base
1986 Harley Davidson FLHTC Electra Glide Classic Base
1986 Harley Davidson FLST Heritage Softail Base
1986 Harley Davidson FXR Super Glide II Base
1986 Harley Davidson FXRC Low Rider Chrome Base
1986 Harley Davidson FXRD Sport Glide Grand Touring Base
1986 Harley Davidson FXRS Low Glide Base
1986 Harley Davidson FXRS-SP Low Rider Sport Base
1986 Harley Davidson FXRT Sport Glide Base
1986 Harley Davidson FXST Softail Standard Base
1986 Harley Davidson FXSTC Softail Custom Base
1986 Harley Davidson FXWG Wide Glide Base
1986 Harley-Davidson FXRPF Police Base
1987 Harley Davidson FLHS Electra Glide Sport Base
1987 Harley Davidson FLHT Electra Glide Standard Base
1987 Harley Davidson FLHTC Electra Glide Classic Base
1987 Harley Davidson FLST Heritage Softail Base
1987 Harley Davidson FXLR Low Rider Custom Base
1987 Harley Davidson FXR Super Glide II Base
1987 Harley Davidson FXRC Low Rider Chrome Base
1987 Harley Davidson FXRS Low Glide Base
1987 Harley Davidson FXRS-SP Low Rider Sport Base
1987 Harley Davidson FXRT Sport Glide Base
1987 Harley Davidson FXST Softail Standard Base
1987 Harley Davidson FXSTC Softail Custom Base
1987 Harley-Davidson FXRPF Police Base
1988 Harley Davidson FLHS Electra Glide Sport Base
1988 Harley Davidson FLHT Electra Glide Standard Base
1988 Harley Davidson FLHTC Electra Glide Classic Base
1988 Harley Davidson FLST Heritage Softail Base
1988 Harley Davidson FLSTC Heritage Softail Classic Base
1988 Harley Davidson FXLR Low Rider Custom Base
1988 Harley Davidson FXR Super Glide II Base
1988 Harley Davidson FXRS Low Glide Base
1988 Harley Davidson FXRS-SP Low Rider Sport Base
1988 Harley Davidson FXRT Sport Glide Base
1988 Harley Davidson FXST Softail Standard Base
1988 Harley Davidson FXSTC Softail Custom Base
1988 Harley Davidson FXSTS Springer Softail Base
1988 Harley-Davidson FXRPF Police Base
1989 Harley Davidson FLHS Electra Glide Sport Base
1989 Harley Davidson FLHT Electra Glide Standard Base
1989 Harley Davidson FLHTC Electra Glide Classic Base
1989 Harley Davidson FLHTCU Electra Glide Ultra Classic Base
1989 Harley Davidson FLST Heritage Softail Base
1989 Harley Davidson FLSTC Heritage Softail Classic Base
1989 Harley Davidson FXLR Low Rider Custom Base
1989 Harley Davidson FXR Super Glide II Base
1989 Harley Davidson FXRS Low Glide Base
1989 Harley Davidson FXRS-SP Low Rider Sport Base
1989 Harley Davidson FXRT Sport Glide Base
1989 Harley Davidson FXST Softail Standard Base
1989 Harley Davidson FXSTC Softail Custom Base
1989 Harley Davidson FXSTS Springer Softail Base
1989 Harley-Davidson FXRPF Police Base