The low profile, radially compliant alloy rim injected with SPANK's award-winning Vibrocore to add torsional strength and lateral stiffness, offers a smooth and highly responsive ride feel. Hand-built to A-Class specifications, the 350 Vibrocore wheels with SPANK Hex Drive hub is the premium offer from the SPANK wheelhouse and is trusted by pros on the UCI DH World Cup and Enduro World Series circuit.
- Unique profile with low sectional height & wide width adds radial compliance & lateral stiffness
- Improved radial compliance for better traction over bumps & chatter while reducing negative feedback to the rider gives enhanced performance & comfort
- Vibrocore™ inner well reduces the transmission of harmful vibration frequencies & increases the fatigue life of the rim
- 30mm internal width is versatile fitting tires from 2” to 2.6” and allows plus-size tire use without negative squaring off of tire profiles
REAR WHEELS TO PAIR WITH:
 |
 |
|---|---|
VARIANT SPECS
| HUB | HUB SPACING | BOOST | HOLE COUNT | ADAPTER INCL. | WEIGHT | ERD | ETRTO | SPOKE LENGTH | SPOKE LENGTH | |
| 27.5" | HEX J TYPE | BOOST 15X110 |
BOOST | 32H |
BOOST 20x110 |
986g | 564++ | 584x30.5 | R-274 |
L-272 |
| HEX J TYPE |
20X110 |
- |
32H |
15x100 |
973g |
564++ |
584x30.5 |
R-274 |
L-272 |
|
| HEX STRAIGHT PULL |
BOOST 15X110 |
BOOST | 28H | - | 903g | 564++ | 584x30.5 | R-287 | L-286 | |
| 29" | HEX J TYPE |
BOOST 15X110 |
BOOST |
32H |
BOOST 20x110 |
1023g |
602++ |
622x30.5 |
R-293 |
L-291 |
| HEX J TYPE |
20X110 |
- |
32H |
15x100 |
1010g |
602++ |
622x30.5 |
R-293 |
L-291 |
|
|
HEX STRAIGHT PULL |
BOOST 15X110 |
BOOST |
28H | - | 948g |
602++ |
622x30.5 |
R-306 |
L-305 |
COMPATIBLE ADAPTERS FOR SPANK HEX J-TYPE FRONT HUBS
|
Boost F15/20 |
|
|---|---|
|
F15/20 |
|
|
All Hex J-Type Front Hubs |
|
|
|
COMPATIBLE SERVICE KITS FOR SPANK HEX J-TYPE FRONT HUBS
COMPATIBLE ADAPTERS COMPATIBLE FOR WITH SPANK HEX STRAIGHT PULL FRONT HUBS
|
Boost F15 |
|---|
SERVICE KITS COMPATIBLE WITH SPANK HEX STRAIGHT PULL FRONT HUBS
CLASSIFICATION & INTENDED USE: ASTM 5
| ALL MOUNTAIN |
TRAIL |
ENDURO |
FREERIDE |
|---|---|---|---|
| ✔ | ✔ | ✔ | ✔ |
| DOWNHILL | GRAVEL | XC | E-BIKE |
| ✔ | - | - | - |
HUMAN FACTOR
SPANK's recommendations for what body type and ride style this product is suited to.
| BODY WEIGHT & RIDE STYLE: | Heavy Rider | Medium Rider | Light Rider |
|---|---|---|---|
| Heavy Impact |
- | - | - |
|
Medium Impact |
- | ✔ |
✔ |
| Light impact |
- | ✔ |
✔ |
RIM SPECIFICATIONS
| HOLE COUNT: |
32/28 |
|---|---|
| INNER WIDTH (mm): |
30.5 |
|
OUTER WIDTH (mm): |
35 |
| PROFILE HEIGHT: |
17 |
| TYRE FIT |
2.0" to 2.6" |
BUILD SPECIFICATIONS
| 32H | 28H | |
| BUILD: |
A-Class Handbuilt |
A-Class Handbuilt |
| HUB: | SPANK HEX J-TYPE | SPANK HEX STRAIGHT PULL |
|
SPOKES: |
J-Hook, triple-butted 2.2/1.8/2.0 |
Straightpull, triple-butted 2.2/1.8/2 |
| NIPPLES: |
Brass external |
Alloy external |
| LACING: |
3 cross lacing |
3 cross lacing |
| VALVE: | F/V Presta |
F/V Presta |
| TUBELESS: | Tubeless taped & valved | Tubeless taped & valved |
Free Ground Shipping
It’s easy! Free Ground Shipping on all orders over $50 (before tax) to the USA. Orders received before 2pm M-F should ship same day. Sorry some restrictions do apply:
- We do not ship on Saturday or Sunday; however, your order will ship on the following business day.
- It is also important to note that shipping delays do occur and are out of our control.
For our international fans, transparent duties, taxes, and shipping options with delivery estimates are available at checkout. Duties and taxes will be calculated according to your country's regulations at checkout.
The Gravity Cartel offers a simple 90 Day Return Policy. If you are not 100% satisfied with your purchase, you may return your web order from The Gravity Cartel for a full refund within 90 days of the purchase date.
The returned items must be unworn, unused, and un-mounted in original packaging. An RMA # is required for all returned items.
To process a return with The Gravity Cartel simply click the "Start Return" button at the top of the page. The Gravity Cartel offers a self-service return portal which has an option to purchase a return shipping label at a flat rate of $9 USD. This is optional if you choose to return your item using our shipping method.
Or, email support@thegravitycartel.com, provide your order number, and the item(s) you would like to return and our returns department will provide additional instructions and begin your returns process with you.
Exchanges are simple with The Gravity Cartel. Simply return and repurchase your desired item. This ensures the item you would like in exchange is not sold while your return is in transit and gets you riding quicker.
Please note that International orders do not qualify for a refund of duties and taxes that may have been applied during the initial shipment of your order. The Gravity Cartel will apply a restocking fee and/or has the right to refuse any returned item(s) if used, worn, or mounted. A return will not be accepted without an RMA #.
CALIFORNIA PROPOSITION 65 WARNING: This product can expose you to chemicals including (Cadmium, Phthalates, Bisphenol, Nickel (Metallic), di(2-ethylhexyl)phthalate “DEHP”), which is known to the State of California to cause cancer and/or cause birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.