Product Summary

Billet Aluminum, Hardware Included, Natural, Natural

  • Made right here in Wichita, Kansas
  • Specially designed to fit LS trucks
  • Made from aerospace grade billet aluminum
  • Kit includes A/C compressor bracket, belt tensioner, and mounting hardware
  • It can be used with AC DELCO A/C compressor Part # 1520285 (has 4.25"" pulley)
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Key Specs

MFG. Part #551585X-3
Material TypeBillet Aluminum
Hardware IncludedYes
FinishNatural
Fits A/C Compressor StyleHarrison R4
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Need To Know

Quick and Easy Returns

Return Policy

ICT BILLET 551585X-3 Details

LS Truck R4 A/C Compressor Heavy Duty Bracket Kit

 
  • Requires: Truck/SUV (or LS3/L99 Camaro) crank pulley (12634105)
  • Includes:  A/C compressor bracket, belt tensioner,  and mounting hardware
  • Can be used with ACDELCO A/C compressor Part # 1520285 (has 4.25"" pulley)
  • Made in Wichita, KS from aerospace grade, USA billet aluminum
  • Not compatible with Gen 4 ""truck"" water pump (19208815)(upper neck will hit bracket)
 
Belt length with 105 amp alternator and OEM truck accessory bracket: 1105K6  (110.5 inch).
Belt length with 145/160 amp alternator and OEM truck accessory bracket: 1115K6   (111.5 inch).
 
Belt length with 105 amp alternator, OEM truck accessory bracket and idler pulley delete: 1098K6 (109.8 inch).
Belt length with 145/160 amp alternator, OEM truck accessory bracket and idler pulley delete: 1100K6 (110.0 inch).
 
Belt length with 105 amp alternator and ICT 551521-3: 970K6  (97.0 inch).
Belt length with 105 amp alternator and ICT 551669-3: 980K6  (98.0 inch).
 
This does NOT use the factory style LS vehicle a/c compressors (25891791) 
Shown with ICT Billet Alternator and Power Steering kit #551519-3 (not included) 
If using a Camaro R4 A/C compressor (has larger 5"" diameter pulley) then bolt heads will need clearanced at the compressor pulley.
Manual belt tensioners are available separately or can be requested instead of the automatic tensioner - Part# 551479

Application

LS Truck R4 A/C Compressor Heavy Duty Bracket Kit

Requires: Truck/SUV (or LS3/L99 Camaro) crank pulley (12634105)

  • Includes:  A/C compressor bracket, belt tensioner,  and mounting hardware
  • Can be used with ACDELCO A/C compressor Part # 1520285 (has 4.25" pulley)
  • Made in Wichita, KS from aerospace grade, USA billet aluminum
  • Not compatible with Gen 4 "truck" water pump (upper neck will hit bracket)

This does NOT use the factory style LS vehicle a/c compressors.

NOTE: If using a Camaro R4 A/C compressor (has larger 5" diameter pulley) then bolt heads will need clearanced at the compressor pulley.

ICT BILLET 551585X-3 Specifications

KEY SPECS
MFG. Part #551585X-3
BrandICT BILLET
Material TypeBillet Aluminum
Hardware IncludedYes
FinishNatural
Fits A/C Compressor StyleHarrison R4
Bracket MaterialBillet aluminum
ColorNatural
Water Pump StyleLong Depth
Mounting SidePassenger Side
GENERAL
GTIN Code797822585982
NotesFits LS truck or SUV models, as well as LS3 Camaros with a R4 A/C compressor only. Passenger side mount.
Sold in QuantityKit
Bracket Designed for HeadersNo

Ratings & Reviews

5

5 Reviews

Overall Assessment

Customers commend our product for its excellent quality and practicality. Buyers consistently remark on its perfect performance and suitability for their needs, notably for 'ls c10' swaps. They constantly note the product's high-quality material and precise fit. Our product is repeatedly mentioned as a top pick in comparison to competitors, with multiple customers stating their intent to repurchase. Assertively, they give a seal of approval, reflecting our product's superiority in consistent high-performance and validity for usage.

5

5 reviews

5

5

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Good 👍

5.0

2 years ago

Pimp

Cicero il

Verified

Y

Would Recommend

I would buy this again

5.0

3 years ago

Kb

Lufkin tx

Verified

Worked perfect

Would Recommend

I would buy this product again

5.0

5 years ago

Bear

South Carolina

Verified

Great products as always from Speedway , fast shipping and great price.

Would Recommend

Ls swap C10

5.0

6 years ago

so you can learn

78582

Verified

We used this ac kit on 2 personal ls c10s and are planning on getting 2 more kits for our other 2 c10s.

Would Recommend

I would differently buy this product again.

5.0

6 years ago

tiny

houston,tx.

Verified

The bracket was a perfect fit for my liking and look.

Would Recommend

Showing 5 of 5 reviews

Questions & Answers

Fitment

  • GM LM4

  • 6.2 Chevy LS V8

  • 6.2 Chevy LS V8

  • 6.2 Chevy LS V8

  • GM LC9

  • GM LS3

  • GM LS3

  • GM LS3

  • GM LM4

  • GM LC9

  • 6.2 Chevy LS V8

  • GM LC9

  • GM LC9

  • GM LH6

  • GM LM4

  • GM LM4

  • GM LM4

  • GM L33

  • GM L33

  • GM L33

  • GM LC9

  • GM L33

  • GM LC9

  • 6.2 Chevy LS V8

  • GM LH8

  • GM LH8

  • GM LS3

Customer Impersonation Script