Name: COAST SUSPENSION DROPPER POST
Brand: PNW Components
Availability: InStock

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Droppers

COAST SUSPENSION

1. Choose Diameter/Travel Need sizing help?

30.9mm / 120mm

31.6mm / 120mm

27.2mm / 100mm

2. Choose Cable Routing

External

Internal

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You'll choose one in the next step.

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Suspension + Drop. The Coast Post combines the benefits of a dropper with the joint saving squish of suspension. This witchcraft all happens via a dual chamber hydraulic cartridge featuring 40mm of tunable air suspension, designed to help riders on all types of bikes - from packed up trekkers, to the cross country wanderers, even the weekday commuters.

View Measurements

Get your gear for your weekend ride. We offer free expedited shipping to the Contiguous U.S on orders of $100 or more.

Do we ship internationally? Yes, we do! Check out our international shipping page here.

We've always got your back. If anything goes wrong, we're here to do everything we can to ensure you're taken care of. All PNW products come with a lifetime warranty.

View External Manual

View Internal Manual

FEATURES

Tunable Air Suspension.

With 40mm of tunable air suspension integrated into the Coast dropper post, your gravel or XC ride just got a lot smoother.
External & Internal Options.

The Coast dropper is available in both internal and external routing options, both keeping your cables out of the way.

MEASUREMENTS

		27.2	30.9/31.6
A	Travel	100mm	120mm
B	Seat Collar to Center of Rails	170mm	175mm
C	Total Length	385mm	400mm
D	Min. Insertion Length	145mm	100mm
E	Full Insertion Length	215mm	225mm
*	27.2 Weight	596g	N/A
*	30.9 Weight	N/A	596g
*	31.6 Weight	N/A	610g

		27.2	30.9/31.6
A	Travel	100mm	120mm
B	Seat Collar to Center of Rails	180mm	180mm
C	Total Length	380mm	400mm
D	Min. Insertion Length	122mm	90mm
E	Full Insertion Length	200mm	215mm
*	27.2 Weight	622g	N/A
*	30.9 Weight	N/A	622g
*	31.6 Weight	N/A	640g

QUESTIONS?

Routing Method: Internal and External options

Diameters: 27.2mm, 30.9mm, 31.6mm

Travel: 100mm (27.2 diameter), 120mm (30.9 / 31.6 diameter)

Stanchion Diameter: 22mm (27.2 diameter), 26mm (30.9 / 31.6 diameter)

Seatpost Material: 7075 Alloy (27.2mm models use a steel stanchion)

Cartridge Style: Hydraulic Dual-Chamber Air with adjustable pressure.

Lever Compatability: Compatible with all PNW levers and most cable actuated levers from other brands.

Cable and Housing: Cable and housing included only with the purchase of a lever kit.

Like most of us, PNW dropper posts need a little TLC to work their best. This service can be done at home, but if you're not feeling that grease stain life, we can take care of it for you. Our service program treats your PNW dropper post for regular wear and tear. Learn More >>>

The Coast has various sizing options to address which is the right post for you first determine your routing style and seat tube diameter. Learn more here >>>

Dropper posts do not include cable and housing.

Here are our recommended pressures for the Coast Suspension Dropper Post based on rider weight.

110 - 165 lbs: 200 - 230 psi

165 - 240 lbs: 230 - 260 psi

240 - 275 lbs: 260 - 300 psi

As riding frequency and conditions vary, we do not have a strict service interval. Instead, we recommend servicing your post if it starts to feel sticky/slows down. When it does come down to service it is a quick and easy, at home process. Check out our service video's here.

Droppers

DropperSizeCalculator

Bikes can be confusing. Let us help get the right size for you! Enter each of the measurements below in MM:

Need a lever?

FEATURES

Tunable Air Suspension.

External & Internal Options.

Tunable Air Suspension.

External & Internal Options.

MEASUREMENTS

QUESTIONS?

Dropper
Size
Calculator

Bikes can be confusing. Let us help get the right size for you!
Enter each of the measurements below in MM: