ARMA V4 CORE FEATURES
- 3 way adjustable: LSC-HSC-LSR with new 5mm Allen adjustment for HSC for easier tuning
- Unique patent pending PSR technology to avoid harsh top out
- Improved adjustable HBC technology: Effective through last 20% of the stroke with more energy absorption due to new hydrostatic seal design
- 14mm diameter diamond like carbon (DLC) coated shaft. Most advanced engineering coating available for durability and low friction.
- New Spring Thrust Bearing for improved alignment and noise reduction.
- New large volume bladder design with very low reservoir pressure (55psi) to ensure maximum sensitivity.
- New high viscosity index oil to provide improved consistency over a wide range of operating temperatures.
- High flow 29 mm main piston
- 24 mm valve piston
- 14 mm shaft (50% larger than most other coils on market to help deal with large side loading events)
- Engineered rebound circuit to separate bump and rebound oil flow – Ultra low-friction coating
- User adjustable HBC technology
- Full custom hydraulic setup that is bike and rider specific for each shock
- Low cavitation
- Very low hysteresis for high dynamic response
- High turbulent flow for progressive dampening and mid stroke support
- Low friction seal
- Thinner bottom-out bumper and debris clearing washer
- New low profile rebound knob for easy spring swap
- Price is for damper only. Springs are available on the product page and a 2nd spring can be purchased at a discounted rate.
*All Shocks are custom built and tuned for specific bike, rider weight and riding style. If you aren't sure about an option, just leave it blank and we'll get in touch if we have questions.
NOTE: Orders Requiring an HD spring (650lb+) will be one spring only. However, an additional HD spring may be purchased for $50.
ERA V2.1 FEATURES
Continuing to refine the already best in class, the ERA V2.1 fork uses our HS3, hybrid air spring. Two positive air chambers work with one, high volume self activating negative air chamber. Combined with a high-volume damper cartridge this system offers incredible tuning capability and sets a new level for support in a suspension fork. The Era V2.1 introduces features and upgrades that aims to improve the experience, safety and performance of its' predecessors.
At its core the Era V2.1 has the same configuration that made Era famous and appreciated: HS3 system, robust anti-creak crown, phenomenal mid stroke support, excellent stiffness and performance.
The Era V2.1 fork features a magnesium lower design that makes them lighter and load-optimized and it’s made possible by utilizing a specific production process called Thixomolding.
WHAT'S NEW
- Increase in negative chamber volume of HS3 Spring system for improved small bump and top out characteristics.
- New DU Bushing Material for improved small bump and reduced dynamic friction.
- Expanded damper tune options to dial in the perfect ride for every level and type of rider.
Please reach out to us with any questions you may have about anything we sell. We want to make sure you get the right items the first time. Our lifelong riders at Thunder Mountain Bikes are knowledgeable and would love to talk to you!
Shipping
We currently offer both economy and expedited shipping options through FedEx and USPS.
Most orders totaling over $69 before tax are eligible to ship for free via an economy ground option of our choice.
Due to larger box sizes, handlebars, wheels, and other oversized items, an additional shipping fee will be applied.
Most bikes ship for only $200 within the continental US. Bike shipping to AK, HI, or PR is usually $350, but may incur additional fees depending on the exact delivery location.
If you're in need of something super-quick, please contact us directly. We may be able to overnight your order with an additional fee, depending on your location.
RETURNS
Should there be an issue with the item you bought, or if you no longer need your purchase, we will be happy to set up a return.
Component & Gear Returns
Returns may be requested within sixty (60) days of the delivery date. All returned items must be received in new, unused, and uninstalled condition, with the original tags and labels attached and in the original packaging. We cannot accept returns on any items that have been installed or show wear of any kind.
Bike Returns
Returns or exchange requests for bikes must be requested by emailing us at sedona@thundermountainbikes.com within fifteen (15) days from the date of delivery. Bikes must be in un-ridden condition. Custom-built bikes may not be returned. Returned bikes incur a $200 restocking fee, and the customer is responsible for the return shipping costs.
Return Shipping
Customers are responsible for return shipping fees and may choose the carrier of their choice to handle their product return. We no longer provide shipping labels directly.
For any return shipping questions, please email us at sedona@thundermountainbikes.com after submitting your return request so that we can confirm the shipping information you should use to return your item(s).
REFUNDS
We will process your return after receiving your returned item(s) and inspecting their condition. Please allow at least seven (7) days from the receipt of your item to process your refund. We will notify you by email when your return has been processed. All refunds will be returned to the original payment method. No store credit or other refund methods are available.
EXCEPTIONS
If you receive defective or damaged products or if we sent you the wrong item(s), please contact us using the phone number or email below.
RETURN PROCESS
To request a return, please log in to your customer account by clicking the
Profile icon in the top right of any page or visit account.thundermountainbikes.com.
1. In the Email field, enter your email address and click Continue.
2. In your email account, open the email sent from our store and copy the six-digit verification code included in the email.
3. Go back to the online store and enter a six-digit verification code to log in.
4. Find and click on the order you want to submit a return for.
5. If your order has more than one item, select only the items you want to return.
6. Select a return reason and add a note for the store if needed.
7. Click Request Return.
Once your return request is approved, you will receive a confirmation by email.
QUESTIONS ABOUT RETURNS?
If you have any questions concerning our return policy, please contact us at: