Power Stop 13-18 Ram 4500 Rear Autospecialty Brake Rotor

SKU: PSBAR85121

Brake Rotors

PSB Autospecialty Rotor

Powerstop

Power Stop 13-18 Ram 4500 Rear Autospecialty Brake Rotor

SKU: PSBAR85121

Brake Rotors

PSB Autospecialty Rotor

Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.

We accept

Description

Power Stop Autospecialty brake rotors provide a direct fit solution for original equipment fit and performance.

Product Overview

Power Stop Autospecialty brake rotors provide a direct fit solution for original equipment fit and performance.

Features and Benefits

Bolt-on replacement, no modifications necessary
Direct original equipment fit and function
Manufactured to strict tolerances for DTV and runout for smooth quiet performance
Weight and vane count match original equipment design
Cross-hatched surface finish on friction surface for optimal pad break-in
100% dynamic mill balanced
Sold individually

Product Details

ABS Tone Ring Included:	No
California Proposition 65:	WARNING: This product can expose you to chemicals including Arsenic, Chromium (Hexavalent compounds), Nickel and Cobalt, which are known to the State of California to cause cancer, and Arsenic and Chromium (Hexavalent compounds) which are known to the State of California to cause birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov.
Construction:	Full Cast
Description:	AutoSpecialty Brake Rotor
Discard Thickness:	37.40
Grade Type:	Standard Replacement
Mounting Bolt Hole Circle Diameter:	163.00
Nominal Thickness:	39.10
Outside Diameter:	390.10
Overall Height:	124.30
Part Number:	psbAR85121
Rust Resistant Coating:	No
Solid Or Vented Type Rotor:	Vented
Stud/Lug Hole Quantity:	10
Surface Type:	Smooth

Kit Options

This item is available as a full kit.
Select a kit option in the following table if you are looking for this item in a bundle form with all associated components.

Kit option/s:

Thumb	SKU	Kit Title
	psbKOE7818	Power Stop 13-18 Ram 5500 Front & Rear Autospecialty Brake Kit (2x psbAR85121, 2x psbAR83074, 2x psb17-1335)
	psbMDK7818	Power Stop 13-18 Ram 5500 Front & Rear Medium Duty Kit (2x psbAR85121, 2x psbAR83074, 2x psbZ36-1335)
	psbKOE7800	Power Stop 13-20 Ram 5500 Rear Autospecialty Brake Kit (2x psbAR85121, 1x psb17-1335)
	psbMDK7800	Power Stop 13-20 Ram 5500 Rear Medium Duty Kit (2x psbAR85121, 1x psbZ36-1334)

Application Summary

Ram 4500 2013-2018, Ram 5500 2013-2018

Part Type

Disc Brake Rotor

Data: v4.2 - Upd: 2026-09-29 10:12:22

Features

Sold individually

Specifications

Product Attributes - UPC: 889906333708
Product Attributes - Brand: Power Stop
Product Attributes - Quantity: Sold individually.
Product Attributes - Part Type: Brake Rotors
Product Attributes - Rotor Style: Solid surface
Product Attributes - Product Line: Power Stop Autospecialty OE Replacement Rotors
Product Attributes - Rotor Finish: Natural
Product Attributes - Rotor Material: Iron
Product Attributes - Rotor Construction: Vented
Product Attributes - Discard Thickness (in.): 1.470 in.
Product Attributes - Intended for Street Use: Yes
Product Attributes - Nominal Thickness (in.): 1.540 in.
Product Attributes - Manufacturer's Part Number: AR85121
Product Attributes - For Use with Stock Calipers: Yes
Product Attributes - Rotor Outside Diameter (in.): 15.40 in.

Reference Information

Brand Name/s	Powerstop
StreetFX SKU	psbAR85121
SFX Item ID	4268663
Supplier Item Code	4268663
Manufacturer SKU	AR85121
Manufacturer UPC	889906333708
Alternative References	pwr-ar85121, POWAR85121