The TRANZX SP32J 170mm dropper seatpost delivers maximum saddle-height range for riders who want the full benefit of a dropper on technical descents without giving up pedalling efficiency on the climbs.

  • 170mm travel — maximum drop for confident descending
  • 31.6mm diameter — fits most MTB frames without a shim
  • Internal cable routing for a clean cockpit setup
  • Remote up/down lever included in the box
  • 498mm total length suits large to extra-large frames

The SP32J uses a hydraulic cartridge mechanism for smooth, consistent actuation ride after ride. Straightforward to service in the workshop, and the included lever is compatible with standard MTB handlebars.

Compatible with frames that accept a 31.6mm seatpost and feature internal dropper cable routing. Total length of 498mm — verify your frame's minimum insertion depth and standover before purchasing.

Warranty claims for this product should be directed to Tune Cycles. Return the item to us with proof of purchase and we will manage the warranty process with the brand on your behalf.
  • 170mm travel gives maximum saddle drop for confident, aggressive descending
  • 31.6mm diameter fits a wide range of MTB frames without a shim
  • Internal cable routing keeps your cockpit clean and cables protected from trail debris
  • Up/down remote lever included — no need to purchase a separate lever
  • 498mm total length suits large and extra-large frame sizes
  • Reliable hydraulic actuation for smooth, repeatable saddle movement
SpecificationValue
Diameter31.6mm
Travel170mm
Total Length498mm
Cable RoutingInternal
LeverUp/Down remote lever included
SKU KWT-JD-SP32J-316-170
Barcode # 669356791163
Brand TRANZX