Speck E71/E75 Volute (2901210700)
Product Overview
We stock the Speck E71/E75 volute, a precision-engineered component designed for dual series compatibility. This German-engineered volute delivers exceptional performance for both E71 and E75 pump series applications.
Key Features
- Dual series compatibility (E71/E75)
- German precision engineering
- Professional-grade construction
- Universal mounting system
- Enhanced flow dynamics
- Premium build quality
- Multi-series optimization
Technical Specifications
| Specification | Detail |
|---|---|
| Model Number | 2901210700 |
| Series Compatibility | E71 and E75 |
| Brand | Speck |
| Material | Premium thermoplastic |
| Design Type | Dual-series |
| Construction | Precision-engineered |
| Build Grade | Professional |
| Engineering | German standard |
Exploded parts diagrams: This part is shown as item #12 on the Speck Pumps Model E71 Above-Ground Pool Pump; item #9 on the Speck Pumps Model E75, Spa Pump exploded parts diagrams.
🔧 Speck Pumps Model E71 Above-Ground Pool Pump – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Pump, Speck E71-III,2.0hp,115v,2-Spd,3ft Twist Lock Cord,AG |
| – | Pump, Speck E71-II, 1.5hp,115v,2-Spd,3ft Twist Lock Cord,AG |
| – | Pump, Speck E71-I, 1.0hp,115v,2-Spd,3ft Twist Lock Cord,AG |
| – | Pump, Speck E71-III,2.0hp,115v,1-Spd,3ft Twist Lock Cord,AG |
| – | Pump, Speck E71-II,1.5hp,115v,1-Spd,3ft Twist Lock Cord,AG |
| – | Pump, Speck E71-I,1.0hp,115v,1-Spd,3ft Twist Lock Cord,AG |
| – | Union End, Speck E71, Suction, 1.5"mpt |
| – | Pump Casing Insert, Speck E71-III |
| – | Pump Casing Insert, Speck E71-II |
| – | Pump Casing Insert, Speck E71-I |
| 14c | 34-475-W015K14C |
| 14b | 34-475-W015K14B |
| 15 | Tailpiece, Speck E71, 1-1/2"s |
| 14a | 34-475-W015K14A |
| 13 | Screw, Speck Pumps, Hex Head, M7 x 48mm, Stainless Steel |
| 12 | Volute, Speck E71/E75 ◀ this part |
| 11 | Shaft Seal, Speck E45/75/90/91/A91, 5/8", Buna |
| 10 | 34-475-W015K10 |
| 9 | 34-475-W015K9 |
| 8 | Body, Speck E71 |
| 7 | Drain Cap,Speck 72/S90/E71/Badu EcoM2/EcoM3 V,3/8",w/Gasket |
| 6 | 34-475-W015K6 |
| 5 | Basket, Pump, OEM Speck 72 S90 E71 Badu EcoM2 EcoMV EcoM3 V |
| 4 | 34-475-W015K4 |
| 3 | Lid,Speck EasyFit/72/S90/E71/Badu EcoM2/EcoMV/EcoM3 V,Clear |
| 2 | Lock Ring,Speck 72/S90/E71/Badu EcoM2/EcoMV/EcoM3 V/433,Lid |
| 1 | Lid Removal Tool, Speck 72/S90/E71/Badu EcoM2/EcoMV/EcoM3 V |
Design Features
- Universal compatibility design
- Engineered water channels
- Strategic flow routing
- Reinforced mounting points
- Advanced internal geometry
- Stress-minimizing construction
- Enhanced sealing surfaces
🔧 Exploded diagram and parts
This part belongs to the Speck Pumps Model E71 Above-Ground Pool Pump assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
Pump Casing Inserts
| Part | Our part number | Availability | |
|---|---|---|---|
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Union End, Speck E71, Suction, 1.5"mpt | 5863272102 | 9 in stock |
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Pump Casing Insert, Speck E71-III | 2901111850 | 5 in stock |
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Pump Casing Insert, Speck E71-II | 2901111840 | 6 in stock |
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Pump Casing Insert, Speck E71-I | 2901111830 | 4 in stock |
Parts that go with this
| Part | Our part number | Availability | |
|---|---|---|---|
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Pump Union, Speck E75, 2.0", Suction/Discharge | 2500300920 | 3 in stock |
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Faceplate, Speck E75, 2"msbt | 2901216108 | Available to order |
Applications
Specifically designed for:
- E71 series pumps
- E75 series pumps
- Professional installations
- Commercial applications
- System upgrades
- OEM replacements
Installation Benefits
- Cross-series compatibility
- Professional mounting system
- Precise alignment features
- Enhanced serviceability
- Versatile orientation options
System Integration
Compatible with:
- Speck E71 series
- Speck E75 series
- Standard mounting systems
- Factory-spec seals
- Professional plumbing setups
Performance Features
- Optimized flow characteristics
- Balanced pressure distribution
- Cross-series efficiency
- Consistent performance
- Reliable operation
Engineering Excellence
- German design precision
- Dual-series optimization
- Quality material selection
- Professional manufacturing
- Enhanced durability




































