Riding on 27.5-inch mountain bikes demands a front fork that balances travel, rigidity, and control. The following picks represent popular choices in 27.5 fork options, highlighting travel ranges, lockout features, and material builds. Use this guide to compare travel, lockout capabilities, and compatibility with standard 9mm quick-release hubs to find the best match for trail performance.
| Product | Travel | Stanchion/Tube | Lockout | Compatibility | Approx. Weight |
|---|---|---|---|---|---|
| BUCKLOS 140mm Front Fork (27.5/29) | 140 mm | 34 mm w/ 28.6 mm straight steerer | Crown Lockout, Rebound | 9×100 mm QR | ≈ 1976 g |
| BUCKLOS 100mm Front Fork (27.5/29) | 100 mm | 32 mm tube, 28.6 mm straight steer | Manual Lockout | 9×100 mm QR | ≈ 2598 g |
| BUCKLOS 100mm Front Fork (27.5/29) | 100 mm | 32 mm tube, 28.6 mm straight steer | Manual Lockout | 9×100 mm QR | ≈ 2598 g |
| ZTZ 100mm Front Fork | 100 mm | 28.6 mm straight tube | Crown Lockout | 9×100 mm QR | — |
| Exceedhub 120mm Front Fork | 120 mm | 28.6 mm straight tube | Manual Lockout | 9×100 mm QR | — |
BUCKLOS 140mm MTB Front Fork
Features include a 34mm aluminum-magnesium alloy upper tube for rigidity and precise steering, a crown lockout with rebound adjustment for trail feedback, and a travel setting of 140 mm compatible with 27.5 and 29-inch wheels. The fork uses a 9×100 mm QR and supports disc brakes, with a maximum tire width around 3.0 inches. It also provides external rebound adjustment with 20-click precision and automatic damping tuned to rider weight (50–120 kg). The design emphasizes versatility for XC to all-mountain use, with a 28.6 mm threadless straight steerer and a 30.0 mm crown race interface.
BUCKLOS 100mm Front Fork with Crown Lockout
This mechanical fork provides 100 mm travel with a 28.6 mm straight tube and 9 mm x 100 mm QR compatibility. Crown lockout is paired with manual ABS-style adjustment to fine-tune suspension softness and stiffness for varying terrains. The pull-or-push action is designed to deliver stable control on XC and light trail rides, with a torso-friendly 36 mm offset and a 32 mm tube diameter for added rigidity. It includes a decorative BUCKLOS sticker and is marketed as easily customizable for rider preference and aesthetic appeal.
BUCKLOS 100mm Front Fork (Alternate Model)
This model mirrors the 100 mm travel setup with a 28.6 mm straight steerer and 9×100 mm QR. It emphasizes manual lockout and a 32 mm tube diameter, with the same aesthetic BUCKLOS sticker. The key value lies in adjustable lockout behavior and a robust build intended for XC routes and moderate descending lines, providing reliable damping and trail feedback under varying rider weights.
ZTZ 100mm MTB Suspension Fork
The ZTZ fork offers 100 mm of travel with 28.6 mm straight tube and 9 mm QR, plus crown lockout to sharpen trail control on disc-brake-equipped bikes. Made from aluminum alloy, it emphasizes durability and ergonomic handling with CNC-machined bends for better steering feedback. The model is positioned for XC and general trail riding, aiming to balance weight and stiffness for steady handling through corners and climbs.
Exceedhub 120mm MTB Front Fork
The Exceedhub suspension fork provides 120 mm of travel with a 28.6 mm straight tube and 9 mm x 100 mm QR; manual lockout and 100 mm hub spacing support versatile trail rides. Constructed from aluminum- and magnesium-alloy blend for light but sturdy performance, it targets riders seeking additional front-end travel for enduro-inspired lines while maintaining predictable damping and handling. The fork is advertised as suitable for 26, 27.5, and 29-inch wheel setups, expanding compatibility across bikes in the same family.
Buying Guide: Key Purchase Considerations
- Travel and intended terrain: Choose travel (100 mm, 120 mm, or 140 mm) based on the most common riding terrain (XC, trail, or enduro). Higher travel improves big-hit absorption but adds weight.
- Steerer tube and crown interface: Ensure the fork steerer is compatible with your frame (threadless 1-1/8″ vs tapered). Crown race sizing and stanchion diameter (commonly 32–34 mm or 34 mm here) affect stiffness and rigidity.
- Lockout type: Crown lockout or manual lockout allows riders to stiffen the fork for climbs or efficient pedaling; consider external rebound and damping controls for on-trail adjustments.
- Hub spacing and axle: Most listed forks use 9×100 mm QR hubs. Confirm compatibility with your wheelset to avoid adapters or incompatible spacing.
- Material and weight: Aluminum-magnesium blends improve rigidity while keeping weight reasonable. Heavier forks (≈2.5–3.0 kg) can affect handling on lighter frames; weigh trade-offs against stiffness and durability.
- Tire clearance and offsets: Check tire width compatibility (up to ~3.0″ on some models) and offset (commonly around 36 mm) to maintain handling balance and frame clearance.
- Maintenance and serviceability: Consider ease of servicing, availability of replacement parts, and the presence of damping or rebound adjustment for fine-tuning to rider weight and trail conditions.
- Compatibility across wheel sizes: Some forks advertise 26/27.5/29 compatibility; confirm your wheel diameter and frame clearance before purchase.
- Aesthetic and aftermarket options: Some models feature branded stickers or removable decals. This can matter for personalizing the bike without affecting performance.
- Warranty and support: Verify warranty terms and the seller’s support network to ensure long-term reliability and access to service.