Skip to main content
We may get paid by partner for deals, including promoted items

Menu

Trending
Top Brands Palmetto State ArmoryHot Yeti CoolerDeal NatchezDeal SitkaDeal 5.11Sale Winter Clearance Amazon Pickleball Sale Amazon FitnessHot Stores
Promax SP-877 Suspension Seatpost Black 27.2 Mm X 350 Mm X 0 Mm by Promax -

Product Description

Ride farther, longer and more comfortably with the Promax SP-877 Suspension seatpost. With 40 mm of suspended travel, it takes the edge off commutes, off-road ventures or quick spins around the block.

Promax SP-877 Suspension Seatpost Black 27.2 Mm X 350 Mm X 0 Mm

at REI.com
Browse all REI.com deals
$50.00
In Stock at REI.com
Price checked 5 days ago
Buy Now at REI.com
Secure checkout Easy returns
or compare prices
Amazon logo Amazon eBay logo eBay

Product Details

Brand Promax
Color Black
Size 31.6 MM X 350 MM X 0 MM
MPN ST0048
Promax

More from Promax

Mike's Bikes
Last Updated:
Oct 12, 2026 09:03 AM
Sold Out
DP-1 Dropper Seat Clamp DP-1 Dropper Seat Clamp View Details
$14.99
Buy Now · $14.99
Mike's Bikes
Mike's Bikes
Last Updated:
Oct 12, 2026 09:03 AM
Sold Out
P-1/Click Linear Pull Brake Kit P-1/Click Linear Pull Brake Kit View Details
$27.50 $54.99
50% off
Buy Now · $27.50
Mike's Bikes
Mike's Bikes
Last Updated:
Oct 12, 2026 09:02 AM
Sold Out
DECODE Dual Piston Mechanical Disc Brake Caliper DECODE Dual Piston Mechanical Disc Brake Caliper View Details
$29.70 $48.99
39% off
Buy Now · $29.70
Mike's Bikes
Mike's Bikes
Last Updated:
Oct 12, 2026 09:01 AM
Sold Out
DSK-300 Mechanical Disc Brake Caliper DSK-300 Mechanical Disc Brake Caliper View Details
$24.99
Buy Now · $24.99
Mike's Bikes
Angry Catfish Bicycle
Last Updated:
Oct 11, 2026 09:13 AM
Promax Gent 31.8mm Stem 1-1/8" Threadless Black Promax Gent 31.8mm Stem 1-1/8" Threadless Black View Details
$31.99
Buy Now · $31.99
Angry Catfish Bicycle
Ascent Outdoors
Last Updated:
Oct 11, 2026 09:41 AM
Promax Endurance E1 6-Bolt Disc Brake Rotor Promax Endurance E1 6-Bolt Disc Brake Rotor View Details
$27.99
Buy Now · $27.99
Ascent Outdoors
OMCgear
Last Updated:
Jan 05, 2026 06:57 PM
Promax SP-1 Seatpost Promax SP-1 Seatpost View Details
$31.99 $39.99
20% off
Buy Now · $31.99
OMCgear
OMCgear
Last Updated:
Jan 05, 2026 06:57 PM
Promax QR-2 Skewer Set Promax QR-2 Skewer Set View Details
$15.99 $19.99
20% off
Buy Now · $15.99
OMCgear
OMCgear
Last Updated:
Jan 05, 2026 06:57 PM
Promax QR-1 Quick Release Seatpost Clamp Promax QR-1 Quick Release Seatpost Clamp View Details
$11.99 $14.99
20% off
Buy Now · $11.99
OMCgear
OMCgear
Last Updated:
Jan 05, 2026 06:57 PM
Promax C-1 Chain Tensioners Promax C-1 Chain Tensioners View Details
$11.19 $13.99
20% off
Buy Now · $11.19
OMCgear
OMCgear
Last Updated:
Jan 05, 2026 06:57 PM
Promax MX-112C Seatpost Clamp Promax MX-112C Seatpost Clamp View Details
$7.19 $8.99
20% off
Buy Now · $7.19
OMCgear
OMCgear
Last Updated:
Jan 05, 2026 06:57 PM
Promax Post Mount Disc Brake Adapters Promax Post Mount Disc Brake Adapters View Details
$7.19 $8.99
20% off
Buy Now · $7.19
OMCgear
OMCgear
Last Updated:
Jan 05, 2026 06:57 PM
Promax Flat Mount Disc Brake Adaptors Promax Flat Mount Disc Brake Adaptors View Details
$7.19 $8.99
20% off
Buy Now · $7.19
OMCgear
Dan's Comp
Last Updated:
Jan 04, 2026 05:25 PM
Sold Out
Promax 335QX Quick Release Seat Clamp (Black) (31.8mm) Promax 335QX Quick Release Seat Clamp (Black) (31.8mm) View Details
$13.99
Buy Now · $13.99
Dan's Comp
Dan's Comp
Last Updated:
Jan 04, 2026 05:25 PM
Promax C-1 Chain Tensioners (Black) (3/8" (10mm)) Promax C-1 Chain Tensioners (Black) (3/8" (10mm)) View Details
$12.99
Buy Now · $12.99
Dan's Comp
Dan's Comp
Last Updated:
Jan 04, 2026 05:25 PM
Promax FC-1 Fixed Seat Clamp (Black) (31.8mm) Promax FC-1 Fixed Seat Clamp (Black) (31.8mm) View Details
$11.99
Buy Now · $11.99
Dan's Comp
Dan's Comp
Last Updated:
Jan 04, 2026 05:25 PM
Promax MX-112C Seat Clamp (Black) (31.8mm) Promax MX-112C Seat Clamp (Black) (31.8mm) View Details
$8.99
Buy Now · $8.99
Dan's Comp
Dan's Comp
Last Updated:
Jan 04, 2026 05:25 PM
Promax P-1 V-Brake (Black) (85mm) Promax P-1 V-Brake (Black) (85mm) View Details
$29.99
Buy Now · $29.99
Dan's Comp
Dan's Comp
Last Updated:
Jan 04, 2026 05:25 PM
Promax SL-1 Stem Lock (Black) (1-1/8" Steerer) Promax SL-1 Stem Lock (Black) (1-1/8" Steerer) View Details
$26.00
Buy Now · $26.00
Dan's Comp
Dan's Comp
Last Updated:
Jan 04, 2026 05:25 PM
Promax SC-1 Square Taper JIS Chromoly Bottom Bracket (Black) (BSA) (108mm) Promax SC-1 Square Taper JIS Chromoly Bottom Bracket (Black) (BSA) (108mm) View Details
$25.99
Buy Now · $25.99
Dan's Comp