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AP Racing AP551 (Radi-CAL™ R1) Racing Brake Fluid - Case of 20 × 0.5L Bottles

20 x 0.5L
Original price $719.80 USD - Original price $719.80 USD
Original price $719.80 USD
$459.80 USD
$459.80 USD - $459.80 USD
Current price $459.80 USD

Specifications:

Contents:
Case - 20 Bottles
Manufacturer:
AP Racing
SKU:
AP551 (20CT)
Item Count:
20
Unit Price:
$22.99 USD ea.
Volume:
11-32 oz.
Dimensional Weight:
22.0 lbs
Unit Dim. Weight:
1.1 lbs
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AP Racing AP551 (Radi-CAL™ R1) Racing Brake Fluid

Case of 20 × 0.5L Bottles

DOT 3-based racing brake fluid, formerly AP551. Dry boiling point ~269 °C (~516 °F), wet boiling ~140 °C (~284 °F). Magnesium compatible. Case of 20.

  • Case of 20 Bottles
  • DOT 3 Racing Fluid
  • Dry Boiling Point: ~269 °C (~516 °F)
  • Wet Boiling Point: ~140 °C (~284 °F)
  • 500 mL per Bottle
  • Magnesium Component Safe

Overview

AP Racing AP551, now marketed under the Radi-CAL™ R1 label, is a high-performance DOT 3 brake fluid formulated for both street and competitive racing. Boasting a dry boiling point of approximately 269 °C (516 °F) and a wet boiling point near 140 °C (284 °F), it delivers reliable brake performance under demanding conditions. This bulk case of 20 bottles is ideal for teams, shops, or enthusiasts needing consistent braking solution with magnesium compatibility.

Key Features

  • Bulk case pack: 20 × 500 mL bottles, perfect for high-use environments.
  • High boiling stability: 269 °C dry and 140 °C wet boiling resistance.
  • Multi-application coverage: Suitable for street, competition, and track use.
  • Magnesium safe: No corrosive reaction with magnesium brake components.
  • DOT 3-based and DOT 4 compatible: Can be blended if needed for softer elastomers.

Technical Specifications

DOT Rating DOT 3 (Racing)
Dry Boiling Point ~269 °C / ~516 °F
Wet Boiling Point ~140 °C / ~284 °F
Volume per Bottle 500 mL
Case Quantity 20 bottles
Magnesium Compatibility Yes safe for use

Usage Notes

  • Bleed system fully with R1 fluid; mixing with silicone (DOT 5) is not advised.
  • Always seal bottles after opening as the fluid is hygroscopic and can absorb moisture.
  • Ensure correct storage in a cool, dry environment to preserve fluid integrity.

Stock up with AP551 (Radi-CAL™ R1) Case of 20 for consistent, reliable braking - order now.

Out of Stock. Try subscribed delivery and have your order shipped on your schedule. Pickup not available.

Shipping: (Contact us or submit RFQ)

Cen Warehouse: Edwards, IL
Qty: Out of stock
Delivery: TBD
Pickup: TBD

Product Features

Origin Guarantee Guaranteed Origin
USA Icon Made in USA
High Performance Icon High Performance Specification

AP Racing AP551 (Radi-CAL™ R1) Racing Brake Fluid

Case of 20 × 0.5L Bottles

DOT 3-based racing brake fluid, formerly AP551. Dry boiling point ~269 °C (~516 °F), wet boiling ~140 °C (~284 °F). Magnesium compatible. Case of 20.

  • Case of 20 Bottles
  • DOT 3 Racing Fluid
  • Dry Boiling Point: ~269 °C (~516 °F)
  • Wet Boiling Point: ~140 °C (~284 °F)
  • 500 mL per Bottle
  • Magnesium Component Safe

Overview

AP Racing AP551, now marketed under the Radi-CAL™ R1 label, is a high-performance DOT 3 brake fluid formulated for both street and competitive racing. Boasting a dry boiling point of approximately 269 °C (516 °F) and a wet boiling point near 140 °C (284 °F), it delivers reliable brake performance under demanding conditions. This bulk case of 20 bottles is ideal for teams, shops, or enthusiasts needing consistent braking solution with magnesium compatibility.

Key Features

  • Bulk case pack: 20 × 500 mL bottles, perfect for high-use environments.
  • High boiling stability: 269 °C dry and 140 °C wet boiling resistance.
  • Multi-application coverage: Suitable for street, competition, and track use.
  • Magnesium safe: No corrosive reaction with magnesium brake components.
  • DOT 3-based and DOT 4 compatible: Can be blended if needed for softer elastomers.

Technical Specifications

DOT Rating DOT 3 (Racing)
Dry Boiling Point ~269 °C / ~516 °F
Wet Boiling Point ~140 °C / ~284 °F
Volume per Bottle 500 mL
Case Quantity 20 bottles
Magnesium Compatibility Yes safe for use

Usage Notes

  • Bleed system fully with R1 fluid; mixing with silicone (DOT 5) is not advised.
  • Always seal bottles after opening as the fluid is hygroscopic and can absorb moisture.
  • Ensure correct storage in a cool, dry environment to preserve fluid integrity.

Stock up with AP551 (Radi-CAL™ R1) Case of 20 for consistent, reliable braking - order now.

Commercial or Residential Delivery available

LTL, Lift Gate, and Parcel Delivery

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Frequently asked spec questions about this product:

Q: What is the cost of a Case of AP Racing AP Racing AP551 (Radi-CAL™ R1) Racing Brake Fluid - Case of 20 × 0.5L Bottles P/N:AP551?
A: A Case of AP Racing AP Racing AP551 (Radi-CAL™ R1) Racing Brake Fluid - Case of 20 × 0.5L Bottles AP551 retails for $719.80 USD and costs $459.80 USD at Bulk55 with a unit price of $22.99 USD per Bottle

Q: Do you offer other quantities of AP Racing AP Racing AP551 (Radi-CAL™ R1) Racing Brake Fluid - Case of 20 × 0.5L Bottles P/N:AP551?
A: We may also offer AP Racing AP Racing AP551 (Radi-CAL™ R1) Racing Brake Fluid - Case of 20 × 0.5L Bottles P/N:AP551 in Cartons, Boxes, or Pallet quantities.

Q: How does this usually ship?
A: This package weighs 22.0 lbs and can ship via parcel. For larger quantities we can palletize this for freight shipment at a cost savings.

Q: How much does this Case of AP Racing AP Racing AP551 (Radi-CAL™ R1) Racing Brake Fluid - Case of 20 × 0.5L Bottles P/N:AP551 weigh?
A: This package weighs 22.0 lbs and contains 20 Bottle weighing 1.1 lbs ea.