A simple way of increasing comfort on your bike! 90mm of travel for maximum shock absorption on your commute or tour. Particularly popular with e-bike riders.
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The Thudbuster G4 long travel is superior to its predecessor in every way. Building on Thudbuster’s proven parallel linkage technology we have completely re-designed the seatpost for increased durability and additional suspension travel, as well as ease of use through tool-free elastomer change and a single-bolt seat clamp design.
- Maximum suspension: 90mm of travel (3.54in) for maximum shock absorption while cycling.
- Reduce riding pain & increase comfort: Absorb bumps, dips, and drops. Soften your ride and make biking more comfortable and enjoyable so you can ride longer.
- High quality & durable: Completely redesigned from the previous model for increased durability and additional suspension travel.
- No shop tools needed for installation: Tool-free elastomer change and a single-bolt seat clamp design for easy seatpost adjustments.
| Setback | 5mm (unweighted) |
|---|---|
| Post | Forged aluminum |
| Seat Clamp | Single bolt fastening and angle adjustment design |
| Pivots | Threaded, serviceable, hard anodized aluminum axles flanged PTFE bushings |
| Elastomer | Medium firm elastomer pre-installed from the factory. Extra Soft, Soft, Firm, and Extra Firm elastomers sold separately |
| Travel | 90mm / 3.54in |
| Length | 27.2 – 390mm. 30.9 + 31.6 – 420mm |
| Weight | 750 grams (31.6) |
| Max Rider Weight | 250lbs / 113kg |
| Extension | Minimum – 146mm Maximum – 290mm for 27.2, 320mm for 30.9 +31.6 |
| Diameter (Direct Fit) | 27.2, 30.9, 31.6 (additional diameters available with seatpost adapter) |
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