# RockShox BoXXer Ultimate D1 Suspension Fork 27.5'' DebonAir+ W/ButterCups 200mm 1-1/8'' 20x110mm Boost TA Rake: 44mm Black

-   All-new 38mm chassis equipped with the DebonAir+ twin tube air spring that will have you thinking it’s a coil DebonAir+ twin tube air spring strikes the perfect balance between butter-smooth small bump feel, added support throughout the travel, and taller ride height for confidence when things get steep. NEW Signature colorway BoXXer Electric Red with an all-new graphics package. Premium fender compatibility (RockShox Bolt-On Fender included with purchase) Short and tall crown options available to accommodate different head tube lengths. Charger 3 damper tuned for BoXXer’s updated chassis and spring. Featuring High Speed Compression, Low Speed Compression, and a revamped Low Speed Rebound, every click is meaningful and exact. ButterCups block 20% of high-frequency “trail chatter” to reduce hand and arm fatigue SRAM Model ID: FS-BXR-ULT-D1

-   TECH SPECS

**Brake Type**

Disc

**Damping**

Charger 3 RC2 W/ButterCups

**Damping Adjustments**

External begin stroke rebnd low speed comp high speed comp

**Crown Material**

Aluminum

**Rake**

44mm

**Maximum Rotor Size**

220mm

**Maximum Tire Width**

81mm

**Primary Color**

Black

**Spring Adjustments**

Air pressure Bottomless tokens

**Spring Type**

DebonAir+ W/ButterCups

**Steerer Tube**

1-1/8

**Steerer Tube Material**

Aluminum

**Lower Tubes Material**

Magnesium

**Stanchions Material**

Aluminum

**Travel**

200mm

**Wheel Diameter**

27.5

**Stanchions Diameter**

38mm

**Axle/Hub spacing**

20x110mm Boost TA

**e-Bike approved**

Yes

Size

27.5"

Offset

44Mm

## Details

- **Price:** 2099.0 USD
- **Vendor:** Gio's Outdoors
- **Type:** Suspension Fork
- **Tags:** Gio's Outdoors, Shopify Collective

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2099.00 USD | In stock |

## Images

- RockShox BoXXer Ultimate D1 Suspension Fork 27.5'' DebonAir+ W/ButterCups 200mm 1-1/8'' 20x110mm Boost TA Rake: 44mm Black

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> Source: [Smart supply deals](https://smartsupplydeals.com/products/rockshox-boxxer-ultimate-d1-suspension-fork-27-5-debonair-w-buttercups-200mm-1-1-8-20x110mm-boost-ta-rake-44mm-black)
> Updated: 2026-07-22