- All returned items must be in brand-new, unused condition with all original packaging, tags, and accessories included. Products that have been worn, taken on a test ride, or installed on a motorcycle are not eligible for return unless they are defective and fall under the manufacturer’s warranty. Packaging must also be in like-new condition — the same way you would expect to receive it if you were buying the item yourself.
Brembo | SKU:
220B01010
Brembo GP4-RX Monobloc Front Caliper Set – 108mm Radial Mount (Nickel)
$2,010.32 USD
Unit price
/
Unavailable
Shipping calculated at checkout.
📞 Any questions? Talk to a real rider: 951-777-2661
⏰ Support Hours: Mon–Fri 10AM–5PM PST • Sat 10AM–4PM PST
FAST SHIPPING INFO
FAST SHIPPING INFO
We ship all in-stock items within 1–2 business days from the time your order is placed.
If your item is on backorder, we’ll place the order with the manufacturer and provide you with an estimated ship date via email within 2 business days.
Need it fast or want to confirm stock before ordering?
Feel free to call us at (951) 777-2688 — we’re happy to help.
RETURN & EXCHANGES
RETURN & EXCHANGES
Return & Refund Policy
Last updated: June 9, 2025
MotoFactory accepts returns on eligible items within 14 days of delivery.
To be eligible for a return, items must meet the following conditions:
- All returns are subject to a 20% restocking fee
- Return shipping is the customer’s responsibility
- We are not responsible for lost return shipments, so we recommend using a trackable service and insuring the package if needed
To initiate a return, please contact us at the link below Returns sent without prior approval may be denied.
https://www.motofactoryparts.com/pages/contact
Send Returns to :
MotoFactory
1651 Market St Suite A
Corona, CA 92878
Once your return is received and inspected, we will notify you of the approval status. If approved, your refund (minus restocking fees) will be processed to your original payment method within 3–5 business days.
Some items, such as race-use parts, electrical components, close-outs, or special orders, may be final sale. Please reach out to confirm eligibility before returning any item.
Description
Description
The Brembo GP4-RX 108mm Monobloc Radial Front Calipers are a flagship upgrade for riders demanding the highest level of braking performance on Japanese superbikes. CNC-machined from billet aluminum and finished with a nickel coating, the GP4-RX offers extreme rigidity, consistent braking feel, and superior thermal stability under racing conditions.
Featuring four 32mm pistons and Brembo’s optimized fluid channel design, the GP4-RX calipers deliver sharp initial bite, precise modulation, and fade-free performance on the street or track. The nickel-plated finish enhances both durability and appearance, giving your superbike a true factory racing look.
Key Highlights:
- CNC billet aluminum monobloc construction
- Nickel-plated finish for thermal stability and durability
- Four 32mm pistons for superior stopping power and lever feedback
- 108mm radial mount spacing
- Derived from Brembo’s MotoGP and WorldSBK racing technology
Included in the Box:
- Brembo GP4-RX Monobloc 108mm Radial Front Caliper Set (left & right)
- High-performance brake pads (pre-installed)
- Brembo authenticity/warranty documentation
Fitment Notes:
- 108mm spacing is standard on most Japanese superbikes
- For European superbikes, choose the 100mm version of this caliper.
Recommended Pairing: With 32mm pistons, these calipers are best paired with
- Street / Performance: Brembo 19RCS or 19RCS Corsa Corta
- Track: Brembo XR0 19×18 Billet Racing
- Pro-Level: Brembo EVO 18×18 CNC



