View Full Product Details
Droppers

COAST SUSPENSION DROPPER

$209.00 Save $0.00
/

What’s my size?

Use our Dropper Calculator.

Need a lever? Need a lever?

You'll choose one in the next step.

The PNW Lifetime Warranty
Free Shipping on orders $100 +
Free and Easy Returns

Suspension + Drop. It's witchcraft! The Coast Post combines the benefits of our reliable droppers with the joint saving squish of suspension.

  • Dual Chamber Hydraulic Cartridge
  • 40mm of Tunable Air Suspension
  • External and Internal Routing Options
  • Great for trekkers, commuters and gravel grinders
  • PNW Lifetime Warranty

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.

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
ATravel100mm
120mm
BSeat Collar to Center of Rails170mm
175mm
CTotal Length385mm
400mm
DMin. Insertion Length145mm
100mm
EFull Insertion Length 215mm
225mm
*27.2 Weight596gN/A
*30.9 Weight N/A596g
*31.6 WeightN/A610g


View Dropper Size Calculator


27.2
30.9/31.6
ATravel100mm
120mm
BSeat Collar to Center of Rails180mm
180mm
CTotal Length380mm
400mm
DMin. Insertion Length122mm
90mm
EFull Insertion Length 200mm
215mm
*27.2 Weight622g
N/A
*30.9 Weight
N/A
622g
*31.6 Weight
N/A
640g
View Dropper Size Calculator

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.