Airmax SilentAir Compressor Maintenance Kit - G25 (RP25 74R) 1/4 HP Complete Repair Kit

Airmax SilentAir Compressor Maintenance Kits

Name: Airmax SilentAir Compressor Maintenance Kits
Brand: Airmax Aeration
SKU: 510108
Price: 119.99 USD
Availability: InStock

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by Airmax Aeration

$119.99

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Restore Peak Performance With Airmax SilentAir RP Compressor Maintenance Kits

Keep your Airmax Aeration System running at peak performance with Airmax SilentAir Compressor Maintenance Kits. These kits are designed to replace worn parts inside your SilentAir Dual Rocking Piston Compressors, restoring efficiency and airflow.

Regular maintenance every 12 to 18 months ensures reliable aeration and extends the life of your compressor.

Each kit includes everything you need for a full refresh, so you can maintain your pond or lake aeration system without downtime.

Not sure which kit you need? Refer to the Quick Guide for easy reference.

Airmax SilentAir Compressor Maintenance Kit - Person working on the Compressor

Airmax SilentAir Compressor Maintenance Kits - Panoramic view of a lake surrounded by trees on a sunny day

1/4 HP SilentAir Compressor Maintenance Kit Components & Required Tools

1/4 HP G25 (RP25 74R) Maintenance Kit – For SilentAir compressors in AM30 or PS10 systems purchased prior to 2016.
1/4 HP G25 (RP25 87R) Maintenance Kit – For SilentAir compressors in SW20HP and PS10 systems.

G25 RP25 74R Included Components

1 Cylinder Sleeve
1 Cylinder Gasket
1 Piston Cup
2 O-Ring Gaskets
2 Leaf Valves
4 Screws (The 2 with the Torx head will not be used)

G25 RP25 74R Required Tools (Not Included)

5/32" and 1/8" Allen Wrenches
Flathead Screwdriver
Small Pick Tool

G25 RP25 87R Included Components

1 Valve Plate with Pre-Installed Leaf Valves
1 Cylinder Sleeve
1 Piston Cup
2 Head O-Rings
1 Cylinder O-Ring
2 Torx Head Screws

G25 RP25 87R Required Tools (Not Included)

T20 and T25 Torx Wrenches
5/8" Wrench
Pipe Joint Compound or Teflon Tape

Airmax SilentAir Compressor Maintenance Kits - 1/4 HP Compressor Replacement Kits Shown

1/3 HP SilentAir Compressor Maintenance Kit Components & Required Tools

1/3 HP G33 (RP33 71R) Maintenance Kit – For SilentAir compressors in pre-2011 AM60, AM70, AM80, and AM100 Aeration Systems.
1/3 HP G33 (RP33 82R) Maintenance Kit – For SilentAir compressors in PondSeries PS20 & PS30 systems. Also compatible with LS10 LakeSeries and pre-2010 AM60–AM100 Aeration Systems.

G33 RP33 71R Included Components

2 Cylinder Sleeves
2 Cylinder Gaskets
4 Leaf Valves
2 O-Ring Gaskets
2 Piston Cups
8 Screws (the 4 with Torx heads will not be used)

G33 RP33 82R Included Components

2 Cylinder Sleeves
2 Cylinder Gaskets
4 Leaf Valves
2 O-Ring Gaskets
2 Piston Cups
8 Screws (the 4 with Torx heads will not be used)

G33 RP33 71R & RP33 82R Required Tools (Not Included)

T25 Torx Wrench
1/8" and 5/32" Allen Wrenches
Flathead Screwdriver
Small Pick Tool
Heat Source

Airmax SilentAir Compressor Maintenance Kits - 1/3 HP Compressor Replacement Kits Shown

1/2 HP SilentAir Compressor Maintenance Kit Components & Required Tools

1/2 HP G50 (RP50 72R) Maintenance Kit – For SilentAir compressors in PondSeries PS40 and LakeSeries LS20, LS30, LS40, and LS60 systems purchased before 2022.
1/2 HP G50 (RP50 87R) Maintenance Kit – For SilentAir compressors in PondSeries PS20 (2022–present), Shallow Water HP Series SW40HP, PondSeries PS20 & PS30, and LakeSeries LS40 systems purchased 2016–2022.

G50 RP50 72R Included Components

2 Valve Plates with Pre-Installed Leaf Valves
2 Head O-Rings
2 Cylinder Sleeves
2 Piston Cups
2 Cylinder O-Rings
8 Screws (4 with Torx heads)
4 Tube O-Rings
1 Pinch Clamp (included in case of clamp failure)

G50 RP50 72R Required Tools (Not Included)

T20 and T25 Torx Wrenches
1/8", 5/32", 1/4", 1/2", 5/8" Allen Wrenches
Pick Tool
Pipe Joint Compound or Teflon Tape

G50 RP50 87R Included Components

1 Valve Plate with Pre-Installed Leaf Valves
4 Head O-Rings
2 Cylinder Sleeves
2 Piston Cups
2 Cylinder O-Rings
4 Torx Head Screws

G50 RP50 87R Required Tools (Not Included)

T20 and T25 Torx Wrenches
5/32" Allen Wrench
1/4" Nut Driver

Airmax SilentAir Compressor Maintenance Kits - 1/2 HP Compressor Replacement Kits Shown

3/4 HP SilentAir Compressor Maintenance Kit Components & Required Tools

3/4 HP G75 (RP75 72R) Maintenance Kit – For SilentAir compressors in PondSeries PS40, PS80, and LakeSeries LS60 systems. Compatible with G75 compressors sold 2022–present or RP75 72R compressors sold 2016–2022.
3/4 HP T75 (RP75) Maintenance Kit – For SilentAir compressors in PondSeries PS40 systems with 3–4 plates and LakeSeries LS80 systems with 4–8 plates.

G75 RP75 72R Included Components

2 Valve Plates with Pre-Installed Leaf Valves
2 Head O-Rings
2 Cylinder Sleeves
2 Piston Cups
2 Cylinder O-Rings
8 Head Screws (4 with Torx heads)
4 Tube O-Rings
1 Pinch Clamp (included in case of clamp failure)

G75 RP75 72R Required Tools (Not Included)

T20 and T25 Torx Wrenches
1/8", 5/32", 1/4", 1/2", and 5/8" Allen Wrenches
Pick Tool
Pipe Joint Compound or Teflon Tape

T75 RP75 Included Components

2 Head O-Rings
2 Cylinder Sleeves
2 Piston Retainer Plate Screws (T27 Torx head)
2 Piston Cup Retainer Plates
2 Piston Cups
2 Cylinder O-Rings
4 Leaf Valves
4 Leaf Valve Backers
4 Leaf Valve Retainer Washers
4 Leaf Valve Screws
8 Head Screws (T25 Torx head)
1 Leaf Valve Alignment Tool

T75 RP75 Required Tools (Not Included)

Crescent/Adjustable End Wrench
1/4" Drive Ratchet
5/32" Socket
T25 Torx Socket
T27 Torx Socket
7/16" Socket
1/4" Drive Torque Wrench (1–120 in lb)
1/4" Nut Driver
#2 Flat Head Screwdriver
Pick Tool
Anti-Seize
Optional Heat Source

Airmax SilentAir Compressor Maintenance Kits - 3/4 HP Compressor Replacement Kits Shown

1 HP SilentAir Compressor Maintenance Kit Components & Required Tools

1 HP T100 (RP100) Maintenance Kit – For SilentAir compressors in PondSeries PS60 systems (5–6 plates) and LakeSeries LS120 systems (6–12 plates).

T100 RP100 Included Components

2 Head O-Rings
2 Cylinder Sleeves
2 Piston Retainer Plate Screws (T27 Torx head)
2 Piston Cups
2 Cylinder O-Rings
4 Leaf Valves
4 Leaf Valve Screws (#2 Phillips head)
8 Head Screws (T25 Torx head)

T100 RP100 Required Tools (Not Included)

Crescent/Adjustable End Wrench
1/4" Drive Ratchet
5/32" Socket
T20 Torx Screwdriver
T25 Torx Socket
T27 Torx Socket
7/16" Socket
1/4" Drive Torque Wrench (1–120 in lb)
1/4" Nut Driver
#2 Flat Head Screwdriver
#2 Phillips Screwdriver
Pick Tool
Anti-Seize
Optional Heat Source

Airmax SilentAir Compressor Maintenance Kits - 1 HP Compressor Replacement Kits Shown

Selecting the Right SilentAir Compressor Maintenance Kit


Compressor Model	G25 (RP25 74R) 2016 or Older	G25 (RP25 87R) Post 2016	G33 (RP33 71R) 2010 or Older	G33 (RP33 82R) Post 2010	G50 (RP50 72R) 2016 or Older	G50 (RP50 87R) Post 2016	G75 (RP75 72R) Post 2016	T75 (RP75) Post 2022	T100 (RP 100) Post 2022
Horsepower	1/4 HP Single Piston	1/4 HP Single Piston	1/3 HP Dual Piston	1/3 HP Dual Piston	1/2 HP Dual Piston	1/2 HP Dual Piston	3/4 HP Dual Piston	3/4 HP Dual Piston	1 HP Dual Piston
Compatible Airmax System Models	AM30, PS10	SW20HP, PS10	AM60, AM70, AM80, AM100	AM60, AM70, AM80, AM100, PS20, PS30, LS10	PS40, LS20, LS30, LS40, LS60	SW40HP, PS20, PS30, LS40*	PS40, PS80, LS60	PS40, LS80*	PS60, LS120*
Maintenance Kit Required
Part Number	SKU: 510108	SKU: 510510	SKU: 510109	SKU: 510111	SKU: 510115	SKU: 510511	SKU: 510512	SKU: 510541	SKU: 510542