Fluidampr Nissan RB20DET/RB25DET NEO Phase-1 BNR32 GT-R Steel Internally Balanced Damper

SKU: FDR610921

Harmonic Balancers

FDR Dampers - Import

Fluidampr

Fluidampr Nissan RB20DET/RB25DET NEO Phase-1 BNR32 GT-R Steel Internally Balanced Damper

SKU: FDR610921

Harmonic Balancers

FDR Dampers - Import

Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

IMPORTANT NOTICE: Pulley bolts are included. The balancer bolt is not included. Fits R32 and R34 Nissan Skyline engines.

Protect your engine. Modifications can compromise your stock harmonic balancer. Install a Fluidampr performance damper early for best durability. Superior viscous damper design controls harmful torsional vibration across the entire rpm range. Reduce wear on engine components. Reduce risk of crankshaft failure. Improve timing. Unleash lost torque and horsepower. Precision CNC machined and balanced high-grade steel components. Corrosion resistant black zinc finish with engraved timing marks. No maintenance required. Trusted by leading engine builders worldwide. SFI 18.1 certified. Made in USA.

Product Overview

Features and Benefits

Broad RPM range protection.
Reduce risk of crankshaft failure.
Reduce wear on critical engine parts.
Unleash lost torque & horsepower.
No maintenance required
SFI 18.1 spec. Made in USA.

Product Details

Bolt and Washer Included:	No
Degree Marking Range:	TDC. 6 marks, 5 deg
Degree Markings:	Engraved
Depth:	2.765
Description:	Fluidampr Nissan RB20DET/RB25DET NEO Phase-1 BNR32 GT-R Steel Internally Balanced Damper
Drive Belt Type:	Serpentine
Engine Balance:	Internal
Finish:	Black Zinc
Inside Diameter:	1.326
Keyway Type:	Yes
Material:	Steel
Mounting Hole Quantity:	1
Outside Diameter:	6-1/8"
Part Number:	fdr610921
Prop 65 (C, R, or CR):	CR
Prop 65 - Short Label:	CA-Prop65-label.jpg
Prop 65 Yes/No:	Yes
Pulley Groove Quantity:	4 rear, 4 middle, 4 front
Safety Rating:	SFI 18.1
Title:	Fluidampr - 610921 - Harmonic Balancer - Fluidampr-Nissan RB20DET / RB25DET
Weight / Rotating Weight:	10.5 lbs / 6.9 lbs

Application Summary

Nissan RB20DET / RB25DET NEO

Part Type

Engine Harmonic Balancer

Data: v4.2 - Upd: 2026-10-12 09:21:02

Features

Broad RPM range protection.
No maintenance required
Reduce risk of crankshaft failure.
Reduce wear on critical engine parts.
SFI 18.1 spec. Made in USA.
Unleash lost torque & horsepower.

Specifications

Product Attributes - Brand: Fluidampr
Product Attributes - Manufacturer's Part Number: 610921
Product Attributes - Part Type: Harmonic Balancers
Product Attributes - Product Line: Fluidampr Harmonic Dampers
Product Attributes - UPC: 00815293003573
Product Attributes - Engine Balance: Internal
Product Attributes - SFI Rating: SFI 18.1
Product Attributes - Degree Markings: Yes
Product Attributes - Outside Diameter (in.): 6.125
Product Attributes - Groove Quantity: 4
Product Attributes - Keyway Quantity: One
Product Attributes - Harmonic Balancer Material: Steel
Product Attributes - Harmonic Balancer Construction: Fluid
Product Attributes - Harmonic Balancer Color: Black zinc chromate
Product Attributes - Mounting Hardware Included: Yes
Product Attributes - Quantity: Sold individually.
Product Attributes - Notes: Pulley bolts are included. The balancer bolt is not included. Fits R32 and R34 Nissan Skyline engines.

Reference Information

Brand Name/s	Fluidampr
StreetFX SKU	fdr610921
SFX Item ID	4403656
Supplier Item Code	4403656
Manufacturer SKU	610921
Manufacturer UPC	815293003573
Alternative References	FLU610921, RB20DET/RB25DET, Phase-1, BNR32